swab
US /swɑːb/
UK /swɑːb/

名词
1.
棉签, 拭子
a small piece of absorbent material used for cleaning wounds, applying medication, or collecting specimens
示例:
•
The nurse used a cotton swab to clean the cut.
护士用棉签清洁伤口。
•
They took a throat swab to test for the infection.
他们取了喉咙拭子进行感染检测。
动词
在 Lingoland 学习这个单词
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