| 单词 | swab |
| 释义 | swab n (a) piece of cotton wool, etc used in medicine for cleaning wounds, etc or for taking specimens, eg of mucus, for testing （医用的）拭子; 药签. (b) specimen taken in this way （用拭子取下的）化验标本 take swabs from children suspected of having diphtheria 取怀疑白喉患儿拭样供化验. swab, v (-bb-) 1 [Tn, Tn.pr] clean or wipe (sth) with a swab 用拭子拭抹或擦净（某物） swab the wound with cotton wool 用药棉擦净伤口 swab the blood off her face 用拭子揩掉她脸上的血迹. 2 [Tn, Tn.p] ~ sth (down) clean sth with water using a mop, cloth, etc （用拖把、 抹布等）擦洗（某物） swab down the decks 用拖把擦洗甲板. |
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