你可以用棉签清洁键盘。

You can clean the keyboard with a cotton swab.

她用棉签擦掉了多余的指甲油。

She wiped off the excess nail polish with a cotton swab.

医生建议不要用棉签清理耳屎。

The doctor advises against using cotton swabs to clean earwax.

她用棉签清理耳朵。

She used a cotton swab to clean her ears.

医生用棉签取样。

The doctor took a sample with a cotton swab.

请用棉签涂抹药膏。

Please apply the ointment with a cotton swab.

我用甘油和适用棉签它。

I used glycerine and applied it with cotton swabs .

你不应该放一根棉签或其他物体到耳道之中.

You should never put a cotten cotton swab or other object into the ear canal.

灰尘，污垢，头发或其他物质可以轻松地清除几乎总是用棉签或压缩空气。

Dust, dirt, hair, or other substances can almost always be removed easily using a cotton swab or compressed air.

用棉签或者毛笔沾取该介质花粉涂抹于母本烟花柱头上，进行人工授粉。

The medium pollen is dipped by a cotton swab or a brush pen and applied to the female parent tobacco flower column head for artificial pollination.