break out in a sweat
也可说 break into a sweat；cold sweat 指出冷汗，常与恐惧、紧张有关。
She broke out in a cold sweat just before the interview.
面试前她突然冒了一身冷汗。
出汗；发汗；苦活；辛苦劳动；焦虑；不安；水汽；水珠；（马的）热身短跑
Salty fluid that the body releases through the skin to cool itself.
通常因体力消耗或高温通过皮肤毛孔排出体外的液体,用于调节体温并清除血液中的某些物质。
Fluid that exits the body through pores in the skin usually due to physical stress and/or high temperature for the purpose of regulating body temperature and removing certain compounds from the circulation.
汗腺分泌的咸味液体
salty fluid secreted by sweat glands
出汗的状态；发汗。
The state of one who is sweating; diaphoresis.
因焦虑不安而产生的烦躁
agitation resulting from active worry
辛苦劳作；苦工。
Hard work; toil.
冷表面上凝结的水汽
condensation of moisture on a cold surface
从任何物质中渗出的水分。
Moisture issuing from any substance.
赛马的一种短距离跑步锻炼。
A short run by a racehorse as a form of exercise.
After the long run, sweat dripped from his forehead.
长跑后，汗水从他的额头滴落。
用法提示：这里的 sweat 是名词，指皮肤排出的汗液。
AI contextual example
The workers wiped the sweat from their faces in the hot sun.
烈日下，工人们擦去脸上的汗水。
用法提示：该句中 sweat 作名词，表示“汗水”这一物质。
AI contextual example
A cold sweat broke out on her back when she heard the noise.
听到那个声音时，她后背冒出了冷汗。
用法提示：句子中 sweat 为名词，指因紧张或恐惧而出的汗。
AI contextual example
也可说 break into a sweat；cold sweat 指出冷汗，常与恐惧、紧张有关。
She broke out in a cold sweat just before the interview.
面试前她突然冒了一身冷汗。
此处 sweat 作可数名词，用 a sweat；多指运动或干活后出汗。
A fast walk uphill is enough to work up a sweat.
快走上坡路就足以让人出一身汗。
这一用法不是真的流汗，而是指焦虑、紧张，about 后接所担心的事，多用于口语。
He was in a sweat about the test results all morning.
他一整个上午都在为考试成绩忐忑不安。
这里 sweat 不可数，指汗水本身；也可说 be soaked in sweat。
His shirt was covered in sweat after the long run.
长跑之后他的衬衫上全是汗水。
较正式，指汗液本身，不可用于焦虑或水珠义
强调凝结的水分，但汗液义下不常用
grammar · medium
易错句子She wiped the sweats off her forehead after running.
正确表达She wiped the sweat off her forehead after running.
表示“汗水”这种物质时，sweat 是不可数名词，不能加 -s；sweats 另指运动服或一场出汗，并不表示“汗水”。因此要用单数 sweat。
grammar · medium
易错句子There were drops of sweat in his face.
正确表达There were drops of sweat on his face.
汉语说“脸上”，习惯借方位词“上/里”，学习者容易直译为 in；但汗留在皮肤表面，英语用介词 on。in one's face 表示“正对着某人的脸、当面”，与“脸上有汗”意思不同。
grammar · medium
易错句子He broke out in cold sweat when he heard the news.
正确表达He broke out in a cold sweat when he heard the news.
固定说法是 break out in a cold sweat（惊出一身冷汗），其中 cold sweat 前必须用不定冠词 a，表示进入某种状态；汉语“冷汗”没有被冠词概念，学习者常漏掉 a。
冷汗
He woke up in a cold sweat after the nightmare.
他噩梦醒来，出了一身冷汗。
盗汗
The patient complained of night sweats and weight loss.
病人抱怨有盗汗和体重下降。
汗腺
Humans have millions of sweat glands on their skin.
人类皮肤上有数百万个汗腺。
汗渍
There were sweat stains under his armpits.
他的腋下有汗渍。
血汗股权
The founders contributed sweat equity rather than cash.
创始人投入的是血汗股权而非现金。
没问题，轻而易举
Can you fix this? No sweat!
你能修这个吗？没问题！
紧张万分，冷汗直流
I was sweating bullets before the interview.
面试前我紧张得冷汗直流。
靠自己的辛勤劳动
He earned his success by the sweat of his brow.
他靠自己的辛勤劳动赢得了成功。
温斯顿·丘吉尔在1940年就任首相时的著名演讲，表达了他决心领导英国抗击纳粹的奉献精神。
I have nothing to offer but blood, toil, tears and sweat.
我所能奉献的，唯有热血、辛劳、眼泪和汗水。
发短 /ɛ/ 音 (如 head, bread)
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汗液测试
The doctor ordered a sweat test to check for cystic fibrosis.
医生要求做汗液测试以检查囊性纤维化。
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