词典释义：
[mass noun]moisture exuded through the pores of the skin, typically in profuse quantities as a reaction to heat, physical exertion, fever, or fear
汗，汗水。
[count noun]an instance of exuding moisture in this way over a period of time
出汗
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even thinking about him made me break out in a sweat .甚至一想到他都会让我出一身冷汗
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we'd all worked up a sweat in spite of the cold .尽管天很冷，但我们还是练出了一身汗。
[count noun]
〈非 正式〉 焦急；痛苦
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I don't believe he'd get into such a sweat about a girl .我不相信他会为一个女孩子这么焦躁不安。
〈非 正式〉 艰难的工作；努力
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computer graphics take a lot of the sweat out of animation .计算机图形使动画变得容易多了。
[in sing.]
〈非正式〉 费力的事，苦活
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helping to run the meeting was a bit of a sweat .帮助操办这个会议真是个苦差事。
(
〈主 北美，非正式〉 同<Bold>SWEATSUIT</Bold>或<Bold>SWEATPANTS</Bold>.
[as modifier]denoting loose casual garments made of thick, fleecy cotton
（用羊毛似的厚棉布做的）宽松休闲服装
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sweat tops and bottoms .仿羊毛上衣和裤子。
[no obj.]exude sweat
出汗
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he was sweating profusely .他汗如雨下。
[with obj.](
通过出汗排除
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a well-hydrated body sweats out waste products more efficiently .水分充足的躯体能更有效地通过出汗排出废物。
[with obj.]cause (a person or animal) to exude sweat by exercise or exertion
（通过运动或费力）使（人，动物）出汗
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cold as it was, the climb had sweated him .尽管天冷，但爬山仍然使他出了汗。
(of food or an object)ooze or exude beads of moisture on to its surface
（食品，物体）渗出水分
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cheese stored at room temperature will quickly begin to sweat .奶酪在室温下储存很快就会向外渗水的。
(of a person)exert a great deal of strenuous effort
（人）拼命干
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I've sweated over this for six months .为这件事我已经拼命干了６个月了。
(of a person)be or remain in a state of extreme anxiety, typically for a prolonged period
（人）（多指长时间的）处于极度焦虑中
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I let her sweat for a while, then I asked her out again .我先让她焦虑了一阵，然后再一次约她出来。
[with obj.]
〈美， 非正式〉 担心
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he's not going to have a lot of time to sweat the details .他不会有太多时间去担心这些细节问题的。
[with obj.]heat (chopped vegetables) slowly in a pan with a small amount of fat, so that they cook in their own juices
慢火加少许油在锅里煮（切好的蔬菜）
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sweat the celery and onions with olive oil and seasoning .用橄榄油和调料慢煮芹菜和洋葱。
[no obj.](of chopped vegetables)be cooked in this way
（切好的蔬菜）加少许油慢火煮
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let the chopped onion sweat gently for five minutes .把切好的洋葱用慢火煮５分钟。
[with obj. and adverbial]subject (metal) to surface melting, especially to fasten or join by solder without a soldering iron
熔焊（金属）
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the tyre is sweated on to the wooden parts .轮胎被熔焊在木部件上。
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break sweat （或〈美〉break a sweat ）informal exert oneself physically 〈非正式〉 干得汗流浃背 -
by the sweat of one's brow by one's own hard work, typically manual labour 靠自己辛苦劳动（多指体力劳动） -
don't sweat it US informal used to urge someone not to worry 〈美，非正式〉 别担心 -
no sweat informal used to convey that one perceives no difficulty or problem with something 〈非正式〉 一点都不困难；不必担心‘We haven't any decaf, I'm afraid .’ ‘No sweat .’ “恐怕我们没有脱去咖啡因的咖啡了 -
”“不用担心
-
”
sweat blood informal make an extraordinarily strenuous effort to do something 〈非正式〉 累死累活地干she's sweated blood to support her family . 她为了养家拼命工作 -
be extremely anxious 极度焦虑
we've been sweating blood over the question of what is right . 我们一直都在就什么是对的这个问题感到极度焦虑 -
sweat buckets informal sweat profusely 〈非正式〉 汗如雨下 -
sweat bullets N .Amer .informal be extremely anxious or nervous 〈北美，非正式〉 非常焦虑（或担心） -
sweat it out informal endure an unpleasant experience, typically one involving physical exertion in great heat 〈非正式〉 忍受（痛苦的经历，多指在炎热的环境中进行的重体力劳动）about 1,500 runners are expected to sweat it out in this year's run . 预计大约会有1,500 名赛跑者将在今年的比赛中艰苦拼搏 -
wait in a state of extreme anxiety for something to happen or be resolved 焦急地等待（事情的发生或解决）
he sweated it out until the lab report was back . 他焦急地一直等到实验室的报告出来 -
sweat the small stuff US informal worry about trivial things 〈美，非正式〉 为小事担心
"Old English
