absorbent cotton

基本解释

Do you need some absorbent cotton?
您是否需要一些药棉呢？
You have to spend some time with a dry soft absorbent cotton carefully thoroughly will watch the water clean, to avoid the occurrence of rust.
您要花费一些时间用干燥的柔软吸水棉布仔细彻底地将手表上的水擦拭干净，以避免铁锈的发生。
She dipped a cotton applicator in the medicinal liquid. The white absorbent cotton turned into pale yellow.
她把棉签往药瓶里蘸了一下后拿出来，白色的棉花变成了淡淡的黄色。

Caught, killed, relaxed, and spread, the butterfly was laid to rest in a Riker mount, a shallow glass-topped box filled with absorbent cotton — a sort of mass grave for soldiers who had given their lives on the battlefields of suburban Connecticut.
NPR: Excerpt: 'At Large and At Small'