swab
swab 英 [swɒb] 美 [swɑb]
n. 药签，[外科] 拭子；医用海绵，纱布；拖把，擦帚；无赖 vt. 打扫，擦拭；涂抹（药）于
进行时:swabbing 过去式:swabbed 过去分词:swabbed 第三人称单数:swabs 名词复数:swabs
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- n. 药签，[外科] 拭子；医用海绵，纱布；拖把，擦帚；无赖
- vt. 打扫，擦拭；涂抹（药）于
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1. swab neck skin with Betadine where thyroid area is.
在颈部甲状腺皮肤上用棉签涂抹碘伏。
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2. The researchers also recorded people's blood pressure, pulse and secretion of a high-stress hormone called cortisol, which can be measured in the saliva and collected with a cotton swab.
研究人员还记录了被试的血压、脉搏和压力之下会分泌的、被称为皮质醇的荷尔蒙，这种荷尔蒙含量只需要用棉球收集唾液，就可以测得。
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3. Next day, on the landing, I found the little cotton swab the dentist had left in her mouth.
第二天，在她摔倒的地方，我发现了牙医塞在她牙床上的小棉球。
- swab (n.) 1650s, "mop made of rope or yarn," from swabber (c. 1600) "mop for cleaning a ship's deck," from Dutch zwabber, akin to West Frisian swabber "mop," from Proto-Germanic *swabb-, perhaps of imitative origin, denoting back-and-forth motion, especially in liquid.
- swab (v.) 1719, possibly a back-formation from swabber (see swab (n.)). Related: Swabbed; swabbing. Related: Swabification "mopping" (1833).
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