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Merriam-Webster's Advanced Learner's Dictionary

導出

steam

8 ENTRIES FOUND:

¹ steam /ˈstiːm/ noun

¹ steam

/ˈstiːm/

noun

Learner's definition of STEAM

[noncount]

a : the hot gas that is created when water is boiled蒸汽；水蒸气

Careful, the steam from the pot is hot.当心，锅里出来的蒸汽很烫。

b : steam that is created by a machine and kept under pressure to provide power蒸汽动力

Steam drives the turbines.蒸汽驱动涡轮。
a steam-powered engine用蒸汽驱动的引擎
The boat runs on steam.这船用的是蒸汽动力。

— often used before another noun常用于另一名词前

a steam engine/train蒸汽机/火车

: very small drops of water that form on a surface when warm air that contains a lot of water is cooled down水汽；雾气

He wiped the steam from the mirrors.他擦掉了镜子上的水汽。

informal : the strength, force, or energy that allows something or someone to continue, to go faster, etc.力量；精力；势头

Sales have lost steam [=have slowed down] in recent weeks.最近几周销售下滑。
The campaign quickly gained/gathered steam. [=became more popular and successful]活动迅速变得声势浩大。
He was afraid he would run out of steam before the end of the race.他担心自己还没跑到终点就筋疲力尽了。
I was making good progress this morning, but now I'm starting to run out of steam.我早上进度很快，但现在快没精力了。
The project is slowly picking up steam. [=slowly beginning to move ahead in a faster and more effective way]项目在慢慢加快进展。

full head of steam

— see ¹head

full steam ahead

— see ¹full

let/blow off (some) steam

informal

: to calm down and get rid of energy or anger by doing something active释放精力；发泄；宣泄

I play racquetball every evening just to let off some steam.我每天晚上打壁球，只是为了释放一下。
Tell him to go blow off some steam and then we can talk.叫他去宣泄一下，然后我们才能商谈。

under its own steam

of a ship, boat, etc.

: by using its own power（船）靠自身动力地

The ship was damaged but was able to return to port under its own steam.这艘船受损了，但得以靠自身动力返回港口。

— often used figuratively常用作比喻

He got there under his own steam. [=by himself; by his own efforts]他靠自己的力量获得成功。

² steam /ˈstiːm/ verb

steams; steamed; steaming

² steam

/ˈstiːm/

verb

steams; steamed; steaming

Learner's definition of STEAM

[no object] : to produce steam冒水汽；散发蒸汽

a steaming bowl of soup一碗热气腾腾的汤

[+ object] : to cook, heat, or treat (something) with steam蒸（食物）

She prefers to steam carrots rather than boil them.她喜欢把胡萝卜蒸着吃而不是煮着吃。
steamed vegetables蒸好的蔬菜

: to cause (something, such as a piece of glass) to become covered with small drops of water使蒙上水汽；使沾上水汽

[+ object]

Their breath steamed the windows.他们的呼吸使窗户蒙上了水汽。

— usually + up

Try not to steam up your glasses.尽量避免你的眼镜上蒙上水汽。
The windows were all steamed up.窗户都蒙上了水汽。

[no object]

My glasses steamed up [=fogged up] when I came indoors from the cold.当我从寒冷的外面走进屋时眼镜蒙上了雾气。

always followed by an adverb or preposition [no object]

a : to move by using power produced by steam（以蒸汽为动力）行驶

The ship steamed into port.汽船驶入港口。
We steamed up the river. [=we went up the river on a ship powered by steam]我们坐汽船沿河上行。

b : to move forward in a quick and forceful way快速行走；疾行

He steamed into the room and began shouting orders.他冲进房间，开始高声下达命令。

— sometimes used figuratively有时用作比喻

Our plans are steaming ahead.我们的计划正在快速推进。

— see also steamed, steaming

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