n. undergarment worn next to the skin and under the outer garments
n. 内衣
1. I bought new underwear for the trip.
我为旅行买了新的内衣。
2. It's important to wear comfortable underwear every day.
每天穿舒适的内衣很重要。
3. She prefers cotton underwear because it's soft.
她更喜欢棉质内衣，因为它很柔软。