| 释义 |
| | | | NOUN | | | | | /swɒb/ | | | | | 1 | a small piece of cotton or another soft substance used for cleaning injuries （清洗伤口等用的）小块纱布 | | | | 2 | a short narrow stick with a piece of cotton on the end , often used by doctors or nurses （医用的）拭子，药棉签 | | 2a | a small amount of a body substance that has been removed from someone’ s body with a swab 用拭子取下的化验标本 | | | | |