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(Mr. Ng 不推薦使用 Google 翻譯！)
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- Camera 65
- cyclist 108
- equivocate 119
- mean 392
- mercy 548
- erasure 102
- watergate 57
- braggadocio 92
- Heather 107
- pneumonia 296
- fire away 94
- puffin 126
- diametrically 96
- advice columnist 87
- Honduras 62
- scenery 545
- cross-train 68
- sellers 38
- chippier 30
- german 138
- villein 50
- Cf 80
- capacity 501
- queuing 37
- danegeld 33
- fratricide 132
- hayseed 48
- decked 54
- woolly 117
- gang rape 126
- mollifies 38
- afflict 176
- film noir 101
- punjabi 52
- Touching 139
- bespeak 175
- hand holding 36
- spotting 39
- broad 526
- cult 276
- form 363
- Captivity 43
- corniness 45
- sugar 156
- moment 382
- Considerably 77
- shuffling 53
- rubber stamp 74
- monopolize 210
- Worshipper 10
- latinist 38
- grown-up 226
- Dagger 22
- wasps 72
- maori 54
- chopping board 97
- Accounting 73
- architectural 168
- uncomprehending 71
- brave 511
- sash 218
- introductory 131
- No-no 75
- customary 125
- daft 123
- oppressed 69
- nitrify 41
- architecturally 116
- vulgarity 198
- Tap 213
- outlinear 30
- Ripple 209
- favorable 552
- deadlocked 64
- Espouse 53
- Appear 238
- hot dog 71
- accreditation 84
- peppier 37
- macchiato 56
- conceptualize 213
- neurology 74
- incursion 57
- freeborn 133
- beeswax 117
- decompose 220
- Universal 68
- perch 175
- lord's prayer 11
- lord 500
- rumble 257
- countable 155
- confidential 214
- morale 234
- pluralistically 30
- Junior 104
- pace 543
- jump 321
- believer 109
- dropperful 58
- marigold 70
- canary 102
- English breakfast 110
- snook 66
- sublanguage 37
- Breeds 40
- drug 526
- gist 121
- go fly a kite 28
- Tactful 50
- cub 203
- EAGER 55
- guard's van 92
- overnighter 55
- formidable 194
- chipboard 114
- oklahoma 36
- intertextuality 56
- chat room 111
- trace 596
- ansi 47
- tantalize 225
- fraternity 157
- Gird 15
- incursive 44
- Sensational 45
- R 113
- Nature 213
- Redound 82
- Apparel 36
- Forgo 18
- Indecent 216
- Weld 115
- Smiles 43
- diacritic 76
- country house 78
- entrust 187
- mediate 205
- boom and bust 9
- alight 138
- natch 61
- Mexico 90
- Jail 240
- contemplation 161
- bedazzled 62
- laciness 36
- Cash in 55
- Uninterested 132
- workman 502
- bib 230
- mondo 47
- searching 81
- January 84
- bursary 152
- supplement 506
- balance 578
- panting 31
- sidesaddle 52
- Imperfection 74
- begonia 98
- mayor 564
- disparates 29
- cob 111
- galah 66
- snowplough 41
- sewing 78
- Odds 95
- destruction 493
- pa 90
- Deed 119
- gayly 27
- painkilling 42
- wicketkeeper 48
- chain store 91
- spectator 283
- Gluten 81
- playgroup 95
- Expunge 29
- oarsman 183
- shorn 199
- system 585
- pontiff 48
- piscatorial 43
- filament 124
- fruition 133
- type 533
- squib 80
- strikebreaking 51
- mutton 428
- response 484
- successful 606
- reprint 65
- lead on 82
- bahrain 83
- rowlock 167
- alfred 45
- lockable 41
- causal 156
- flippant 108
- thumbtack 55
- Fundamental 241
- carotid artery 79
- sorrel 75
- at an angle 14
- boonies 111
- pursuer 142
- peep 499
- schooled 30
- Clamp 130
- lane 537
- flat 668
- suet 100
- antimatter 86
- Contract 159
- wherever 512
- sambo 45
- translation 544
- irresolute 55
- numskull 51
- yearn 164
- editorial 506
- postnuptial 53
- indisputable 75
- out of town 65
- Departure 151
- porcupine 79
- pulsation 64
- Pass off 11
- formalize 203
- materials 53
- charade 175
- hypnotize 182
- ruinous 191
- stirrup 81
- ultrasound 223
- mali 62
- drive out 148
- typing 60
- certify 214
- greengage 75
- dough 241
- self-regulatory 60
- picking 55
- to the core 43
- unheard of 106
- thickness 437
- Gall 34
- recruit 608
- Dainty 78
- Loosely 173
- Affluent 405
- accusation 270
- scriptwriter 54
- commutator 47
- forfeit 140
- linguist 176
- cook up 87
- nymphomania 56
- Rage 214
- Seasoning 180
- blood and thunder 65
- Therapy 275
- bricklayer 111
- drowsiness 12
- debug 142
- Supposed 140
- limes 40
- Packed 49
- pkt 52
- pavane 37
- shallow 703
- pitch 562
- omitted 41
- secularism 77
- Basement 122
- speakerphone 55
- equally 138
- necessarily 464
- canary yellow 63
- latices 33
- interchangeable 147
- school 147
- tampon 146
- roadblock 79
- scream 507
- confidence trick 84
- lapidary 56
- fullback 110
- petrochemical 80
- double bind 103
- register 631
- Immediacy 18
- Network 471
- perry 82
- Bird 199
- stalemate 220
- etymological 72
- seaman 488
- explainer 83
- student 306
- goodbye 186
- leviable 36
- naturally 436
- jammies 64
- mossie 52
- baseline 136
- energization 49
- detachment 138
- cockeyed 112
- Red tape 50
- with pleasure 73
- spermicide 60
- petrodollars 31
- cream 511
- Revolution 128
- waylay 170
- sombrero 66
- survivor 170
- steamiest 29
- benign 218
- inflict 241
- halftone 104
- worker 273
- depth 525
- apostolic 112
- jet 534
- rootlet 43
- chukka 39
- valuable 606
- teachable 74
- homely 87
- immaculate 253
- tasty 192
- granddad 132
- hootenanny 43
- death throes 86
- bring around 75
- ledger 110
- vehicle 740
- sense 543
- objectless 34
- paraphrase 119
- fuselage 119
- viable 237
- foldaway 76
- upgrade 237
- Think 199
- adumbrative 26
- upperclassman 73
- leakage 99
- slobbery 40
- yell 549
- Incensed 63
- illuminations 44
- Watcher 49
- skunk 181
- sanity 209
- gadite 53
- eight 169
- Prophecy 84
- scariness 69
- piñata 60
- Spent 202
- legal tender 59
- loopier 30
- uplift 204
- weightless 75
- cream cheese 97
- graffiti 187
- enclose 526
- bungle 112
- impermeable 61
- bear out 81
- knockout 198
- stick 601
- marvellous 131
- motherland 164
- beau 143
- restore 585
- unsafe 80
- largess 44
- montenegro 53
- nodulated 35
- proportionally 80
- darling 477
- unfit 245
- crumble 205
- Descendent 34
- comforted 52
- decipher 241
- collusive 49
- cut 380
- Condone 36
- agronomy 131
- landlady 416
- cognizant 193
- amazed 146
- bulldoze 172
- eggnog 122
- mature 518
- halftime 105
- glamorize 164
- blindsided 37
- Admiring 128
- scuttle 176
- emend 128
- pipeline 496
- Who 118
- Trap 190
- Scenery 184
- pantsuit 61
- lengthy 194
- paper knife 50
- bloc 140
- disembody 111
- enroll 551
- Robbery 194
- expedience 114
- Extracting 55
- abundance 206
- Vocabulary 221
- sling 94
- Fungus 311
- goad 111
- LEAP 105
- Sickly 122
- imponderable 54
- familiar 602
- closing date 76
- carousel 110
- latinism 44
- carburetor 116
- texture 266
- Troubled waters 55
- mobilization 219
- newsman 58
- hunks 38
- Caucus 124
- brooklynese 42
- farriery 51
- evangelical 107
- survivable 53
- tread 191
- immobile 72
- Clinic 96
- Back out 99
- peel 527
- channeler 86
- pricey 84
- bypass 169
- illusive 39
- exit 548
- Skyline 122
- Thoughtful 144
- rehash 120
- stock 613
- hmo 92
- Psychopath 33
- behoove 100
- incinerate 49
- BLOOM 79
- dewdrop 106
- Ecuador 93
- Inclusion 172
- show-off 40
- Cheshire cat 77
- obstruct 451
- Briefly 87
- green paper 95
- murder 488
- dialogue 275
- emigre 66
- teen 111
- diversionary 110
- sister 308
- canister 208
- get down to 56
- varies 44
- rockery 72
- foreskin 107
- Santa Claus 76
- expertise 274
- marten 80
- Several 197
- Beaten 104
- icelandic 42
- leotard 87
- Coax 119
- barrack 125
- subculture 52
- evasive 175
- congratulation 475
- lyrics 127
- thousand 119
- gender 204
- succeed 495
- crossroads 90
- distinctively 82
- Dramatic 176
- qualities 65
Example Sentences
In the planner's view, Rumsfeld had two goals: to demonstrate the efficacy of precision bombing and to "do the war on the cheap." 
Seymour M. Hersh, New Yorker, 7 Apr. 2003 Vaccines exist, but their efficacy against aerosolized plague is unknown. Sharon Begley et al., Newsweek, 8 Oct. 2001 … efficacy does not have to be demonstrated before homeopathic products are marketed. Alison Abbott et al., Nature, 26 Sept. 1996 questioned the efficacy of the alarms in actually preventing auto theft
Seymour M. Hersh, New Yorker, 7 Apr. 2003 Vaccines exist, but their efficacy against aerosolized plague is unknown. Sharon Begley et al., Newsweek, 8 Oct. 2001 … efficacy does not have to be demonstrated before homeopathic products are marketed. Alison Abbott et al., Nature, 26 Sept. 1996 questioned the efficacy of the alarms in actually preventing auto theft Recent Examples on the Web Keesee said measuring training efficacy is challenging amid divergent community-to-community needs and scant quantifiable targets. Jori Epstein, USA TODAY, 7 Sep. 2022 While vaccine protection decreases over time, boosters re-stimulate the immune system and increase vaccine efficacy again. Martin Finucane, BostonGlobe.com, 7 Sep. 2022 Studies have pointed to such training's efficacy, but some critics argue that the benefits might just come from a placebo effect. Madeline Holcombe, CNN, 5 Sep. 2022 Precise mapping of urban trees can be useful not only for shade mapping but also for understanding the efficacy in tree planting for climatic purposes, according to a report published in 2021 by C40′s Cool Cities Network. Peter Yeung, oregonlive, 4 Sep. 2022 Generally, medical practitioners advise that two or more of these methods should be used in conjunction with one another to increase efficacy. Chloe Taylor, Fortune, 3 Sep. 2022 Testers also evaluate the products at home on factors such as ease of use, flavor, tooth sensitivity, cleaning efficacy (if applicable) and perceived whitening effects. April Franzino, Good Housekeeping, 30 Aug. 2022 That being said, on visual culture, on the recapturing of the conscience of one’s political power and ethical efficacy is becoming a critical and necessary battle. Vogue, 29 Aug. 2022 The handheld tool works just as the name suggests, stamping the skin with ultra-fine pin-pricks designed to increase your topical treatments' efficacy and boost collagen (just like a traditional dermaroller). ELLE, 29 Aug. 2022 See More
Jori Epstein, USA TODAY, 7 Sep. 2022 While vaccine protection decreases over time, boosters re-stimulate the immune system and increase vaccine efficacy again. Martin Finucane, BostonGlobe.com, 7 Sep. 2022 Studies have pointed to such training's efficacy, but some critics argue that the benefits might just come from a placebo effect. Madeline Holcombe, CNN, 5 Sep. 2022 Precise mapping of urban trees can be useful not only for shade mapping but also for understanding the efficacy in tree planting for climatic purposes, according to a report published in 2021 by C40′s Cool Cities Network. Peter Yeung, oregonlive, 4 Sep. 2022 Generally, medical practitioners advise that two or more of these methods should be used in conjunction with one another to increase efficacy. Chloe Taylor, Fortune, 3 Sep. 2022 Testers also evaluate the products at home on factors such as ease of use, flavor, tooth sensitivity, cleaning efficacy (if applicable) and perceived whitening effects. April Franzino, Good Housekeeping, 30 Aug. 2022 That being said, on visual culture, on the recapturing of the conscience of one’s political power and ethical efficacy is becoming a critical and necessary battle. Vogue, 29 Aug. 2022 The handheld tool works just as the name suggests, stamping the skin with ultra-fine pin-pricks designed to increase your topical treatments' efficacy and boost collagen (just like a traditional dermaroller). ELLE, 29 Aug. 2022 See More Word History
Etymology
borrowed from Latin efficācia, from efficāc-, efficāx "capable of fulfilling a function, efficacious" + -ia -y entry 2
First Known Use
13th century, in the meaning defined above
Time Traveler
The first known use of efficacy was in the 13th century 👨🏻🏫 Mr. Ng 韋氏詞典 📚 – mw.mister5️⃣.net
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