n.（医用的）拭子，药签( swab的名词复数 )；（用拭子取下的）化验标准；v.用拭子拭抹或擦净（某物）( swab的第三人称单数 )；（用拖把、抹布等）擦洗（某物）； 英英释义： swabn.implement consisting of a small piece of cotton that is used to apply medication or cleanse a wound or obtain a specimen of a secretioncleaning implement con