🔍 牛津詞典
🔍 朗文詞典
🔍 劍橋詞典
🔍 柯林斯詞典
🔍 麥美倫詞典
🔍 韋氏詞典 🎯
檢索以下詞典：
(Mr. Ng 不推薦使用 Google 翻譯！)
最近搜尋：
- tally 72
- Proceed 153
- go 443
- outrig 3
- go away 62
- vitamin 361
- sex object 9
- complicated 311
- birdlime 5
- piebald 3
- smell 155
- forbidden 49
- pedicurist 2
- bursary 68
- accompany 313
- cold turkey 63
- beep 29
- forwarding address 43
- front 338
- pardonableness 2
- Situation 164
- carnation 67
- vigour 36
- papaya 62
- r 34
- inflame 145
- repeat 322
- subtract 292
- fireman 294
- breakout 65
- burgeoning 61
- crawl 319
- Apple 88
- histrionics 3
- dandified 3
- smoulder 32
- Let 43
- chronic 124
- Sample 32
- dispassionately 31
- escapologist 31
- flash 362
- exhaustivity 26
- cleanup 132
- count 417
- Bonus 141
- pig 305
- Experience 144
- board of directors 18
- abolish 167
- flypast 36
- conscientious objector 37
- uneasy 314
- bulk 304
- cox 52
- genuine 301
- Conscious 154
- previous 347
- attender 29
- belvedere 4
- combings 4
- assailant 113
- Forgettable 20
- massage 167
- gloppy 5
- to-go 16
- Bang 157
- toy 371
- frosty 165
- Philately 52
- country and western 21
- old 211
- Feather 88
- Detention 135
- severely 252
- dress rehearsal 32
- all 289
- booby 23
- caste 66
- pharmacopeia 2
- Bound 109
- lung 301
- cerebral 52
- C of E 34
- hermetically 33
- parallelism 92
- divorcée 267
- Transit 133
- frankfort 1
- spicy 196
- Page 39
- abundant 281
- eliminate 379
- interest 499
- de 36
- deal 366
- Actor 72
- roll 346
- bull market 42
- carb 83
- uncharted 98
- family men 22
- independent 374
- closed 68
- patriarchal 75
- Skunk 49
- observer 328
- astronaut 258
- tremble 427
- assertive 47
- Invalid 110
- oblige 358
- span 323
- Pharynx 41
- Herb 152
- particularly 285
- reward 349
- maintain 320
- commandeer 97
- ickiest 2
- ersatz 43
- broom 313
- hacksaw 44
- pharmacy 157
- generous 319
- declassified 73
- license 512
- amiss 121
- imbuing 2
- bias 166
- blow 209
- Loo 113
- dot 308
- customizable 4
- beverage 97
- desperate 320
- anticonvulsive 2
- Decreasing 21
- digger 48
- Meaningful 112
- pick on 36
- rope 340
- morale 120
- blister 158
- mitosis 3
- placement 125
- education 362
- panda 301
- scan 334
- obit 3
- lurid 51
- partially 319
- pleasure 273
- reproach 310
- pressure 400
- stream 338
- Commonly 20
- grab bag 29
- gawp 44
- wrongdoer 91
- inflationist 3
- To 39
- candy cane 41
- Preserve 79
- shilling 268
- cable 322
- Delve 84
- leading 406
- bedfordshire 1
- Unlike 49
- fam 37
- visual 475
- pretentious 94
- nail 328
- Scare 66
- crow 362
- fluctuate 181
- previously 240
- facing 50
- entertain 356
- heighten 151
- embroil 73
- take 285
- canine 52
- bulging 140
- They 119
- nylons 2
- downgrade 60
- printout 118
- ceaselessly 70
- Scarcity 111
- evolution 333
- conjure 96
- decompose 117
- macc 3
- secret 283
- relax 352
- chauvinism 89
- get at 35
- huskiest 2
- Intrigue 144
- foppish 47
- hobbles 1
- guising 3
- date stamp 29
- worth 113
- amply 39
- catch 164
- in 206
- goidelic 2
- covering letter 30
- Allen 24
- consideringly 1
- revise 377
- bouncer 44
- divertive 3
- percent 333
- espalier 34
- nugget 3
- baseball 343
- satisfaction 338
- nosegay 2
- money to burn 47
- sexual 298
- code 372
- control tower 35
- alabaster 41
- Bridge 165
- brainstorming 60
- phase 369
- tragic 178
- statement 324
- host 442
- Suspension 145
- Obsolete 117
- Hardened 81
- RSVP 64
- adhere 326
- drip 294
- injury 378
- dowse 56
- class 63
- revamp 89
- dumper truck 31
- cry off 46
- sedimentary 53
- habitual 306
- step 306
- ingest 24
- Season 126
- Stray 135
- industrialize 280
- forthrightly 42
- pressure point 28
- carotid 27
- Scandal 198
- Democracy 82
- Somnolent 26
- superfluity 43
- giantism 2
- floor lamp 39
- stripe 331
- Spirit 193
- bungalow 70
- heavily 245
- Laughter 43
- Ignorant 137
- fatty 142
- city 166
- spread 329
- circumstantials 3
- city slicker 30
- society 487
- carp 48
- southwards 13
- wealth 344
- cline 31
- fragged 1
- cd-rw 22
- cold sore 37
- mastiff 7
- unload 330
- Treat 120
- wear down 18
- sex chromosome 9
- femmes fatales 23
- carbolic acid 26
- queue 304
- birthstone 6
- Summons 49
- flash freeze 38
- slip 372
- exit 362
- attentive 274
- observe 328
- phonologic 2
- cozy 166
- you 55
- Likeness 93
- lunacy 3
- intravenous 61
- retention 79
- incur 43
- gap-toothed 23
- Appraisal 109
- suit 348
- isobar 4
- bioprospect 18
- halibut 49
- Afternoon 75
- Attitude 128
- sexually 13
- toadstool 322
- vocabulary 330
- Proposition 12
- laughingly 2
- cumulus 52
- perturbed 40
- Ring 101
- crib death 40
- pot 330
- conservation area 27
- warfare 169
- mondays 1
- Squash 98
- miler 2
- Liberate 36
- Linguistic 34
- clothesline 50
- house-to-house 101
- gravy 56
- implicate 67
- msm 3
- direct 344
- brown sugar 28
- nothing but 25
- nebulae 1
- suppose 287
- drawer 347
- Reputation 142
- traveller 44
- banana 83
- banana republic 35
- purchase 353
- elephant 304
- lewd 93
- obstruct 296
- alphabetarian 2
- Sitting 19
- dye 325
- Majestic 89
- essence 132
- Possessive 24
- armlock 2
- crash 341
- permit 313
- valid 339
- bargain-basement 27
- transistor 274
- artificial respiration 40
- Pendulum 80
- fetish 54
- gangrenous 88
- hodgepodge 3
- felon 59
- edit 132
- delicious 298
- cushion 319
- runs 10
- precariously 123
- interruption 370
- military 309
- commission 344
- oscillator 3
- Advertising 39
- reciprocal 46
- fruitful 355
- cockle 45
- a- 23
- burdened 30
- ad 349
- assumption 328
- Alter 179
- arcanum 30
- Glory 66
- exploit 364
- sociable 122
- invest 322
- turnip 300
- PLEAD 39
- applicant 343
- Reinforced 42
- director 342
- hicky 3
- adjective 314
- withdrawn 126
- disobedient 85
- eutrophic 6
- reduction 302
- dusk 367
- Oust 111
- best man 37
- champion 317
- easily 270
- inculcate 22
- get-up-and-go 58
- governor 302
- pasteurizer 3
- outage 122
- coed 33
- peninsula 317
- similarly 239
- dose 364
- fealty 58
- Enjoy 32
- early 198
- horizontal 289
- dal 39
- hormonic 14
- allocation 45
- eclipsed 20
- skillful 306
- yield 305
- arrogance 140
- set up 44
- warrant 269
- ingrained 151
- seller 276
- traffic 334
- electrifying 51
- sign on 9
- unless 294
- djinn 22
- cab 66
- overdo 29
- hem 148
- PLACE 47
- fiction 318
- Output 101
- antique 78
- forbid 292
- Lift 175
- extant 49
- frost 307
- cayenne 8
- bigamies 2
- bulwark 42
- concordance 50
- high-flyer 40
- reduce 377
- colonnade 52
- Suspend 139
- Unsafe 62
- Anaemia 56
- bake 329
- chew 336
- pastiest 4
- theme 375
- Ancestry 98
- high table 50
- Toothpaste 61
- jolly 255
- disagreeables 3
- Strain 69
- riddle 314
- Cradle 15
- undo 354
- Extend 136
- Opposite 168
- Trainee 109
- qualification 180
- unstable 309
- fact 363
- climatology 50
- singular 340
- improbable 53
- paramour 26
- formidable 108
- allegation 161
- firecracker 60
- Adultery 44
- Sailing 121
- voyeur 316
- actress 319
- councillor 61
- infinite 298
- drive a hard bargain 26
- trade-off 145
- temple 269
- lounge lizard 10
- gross out 27
- slight 324
- crossbow 54
- Dynamic 126
- snowy 304
- cinematic 44
- subversive 41
- Substitution 118
- radioactivity 354
- jaw 420
efficiency
2 ENTRIES FOUND:
plural efficiencies
plural efficiencies
Learner's definition of EFFICIENCY
1
: the ability to do something or produce something without wasting materials, time, or energy : the quality or degree of being efficient效率；效能；效力
[noncount]
- Because of her efficiency, we got all the work done in a few hours.由于她的效率高，我们几个小时就干完了全部工作。
- The factory was operating at peak efficiency.工厂开足马力运转。
- a car with greater fuel efficiency [=a car that uses fuel more efficiently]油效更高的车
- A furnace with 80 percent fuel efficiency wastes 20 percent of its fuel.燃料效率达到80%的锅炉浪费了20%的燃料。
[plural]
(technical) - The company is trying to lower costs and improve efficiencies.公司正打算降低成本，提高效率。
2
efficiency
noun
ef·fi·cien·cy i-ˈfi-shən-sē 
plural efficiencies
Example Sentences
Because of her efficiency, we got all the work done in a few hours. The factory was operating at peak efficiency. A furnace with 80 percent fuel efficiency wastes 20 percent of its fuel. The company is trying to lower costs and improve efficiencies.
Recent Examples on the Web Lexus isn’t giving any details on how far the PHEV will be able to go on electricity alone, but the RX lineup includes two mild hybrids that combine gasoline and electricity for efficiency and performance. 
Mark Phelan, Detroit Free Press, 9 Sep. 2022 Bolstering energy efficiency and resilience is particularly top of mind at Fort George G. Meade in Maryland, which houses U.S. Cyber Command and the National Security Agency. Natalie Brand, CBS News, 31 Aug. 2022 But where should hospitals draw the line between efficiency and individual attention, between modern case management and traditional ways? BostonGlobe.com, 30 Aug. 2022 The Department of City Development has a Housing Resource Guide on its website with information about Milwaukee programs on available loans, repair and rehabilitation, energy efficiency and more. Talis Shelbourne, Journal Sentinel, 23 Aug. 2022 The NCAA Evaluation Tool will rely on game results, strength of schedule, game location, scoring margin, net offensive and defensive efficiency and quality of wins and losses. Houston Mitchell, Los Angeles Times, 22 Aug. 2022 An Apple spokeswoman said WebKit is important to protecting privacy and security, as well as promoting efficiency and performance. Miles Kruppa, WSJ, 18 Aug. 2022 In any FedEx distribution center, smart sensors and data science have radically improved efficiency and quality while lowering costs. Chakri Toleti, Forbes, 16 Aug. 2022 This efficiency is crucial to meeting the goal of leaving future generations a cleaner and healthier planet. Khalid Parekh, Forbes, 17 Aug. 2022 See More
Mark Phelan, Detroit Free Press, 9 Sep. 2022 Bolstering energy efficiency and resilience is particularly top of mind at Fort George G. Meade in Maryland, which houses U.S. Cyber Command and the National Security Agency. Natalie Brand, CBS News, 31 Aug. 2022 But where should hospitals draw the line between efficiency and individual attention, between modern case management and traditional ways? BostonGlobe.com, 30 Aug. 2022 The Department of City Development has a Housing Resource Guide on its website with information about Milwaukee programs on available loans, repair and rehabilitation, energy efficiency and more. Talis Shelbourne, Journal Sentinel, 23 Aug. 2022 The NCAA Evaluation Tool will rely on game results, strength of schedule, game location, scoring margin, net offensive and defensive efficiency and quality of wins and losses. Houston Mitchell, Los Angeles Times, 22 Aug. 2022 An Apple spokeswoman said WebKit is important to protecting privacy and security, as well as promoting efficiency and performance. Miles Kruppa, WSJ, 18 Aug. 2022 In any FedEx distribution center, smart sensors and data science have radically improved efficiency and quality while lowering costs. Chakri Toleti, Forbes, 16 Aug. 2022 This efficiency is crucial to meeting the goal of leaving future generations a cleaner and healthier planet. Khalid Parekh, Forbes, 17 Aug. 2022 See More Word History
Etymology
borrowed from Latin efficientia, from efficient-, efficiens "producing or giving rise to something, immediate (of a cause), efficient" + -ia -y entry 2
First Known Use
1633, in the meaning defined at sense 1
Time Traveler
The first known use of efficiency was in 1633 Phrases Containing efficiency
noun
👨🏻🏫 Mr. Ng 韋氏詞典 📚 – mw.mister5️⃣.net
切換為繁體中文