Definition: the clothes that you wear next to your skin, under your other clothes Level: B1
我需要买一些新内衣。
I need to buy some new ___underwear.
她总是选择舒适的内衣。
She always chooses comfortable ___underwear.
旅行时别忘了带上干净的内衣。
Don't forget to pack clean ___underwear for the trip.
