单词详解

n.

牙刷 (a small brush that you use for cleaning your teeth)

I bought a new toothbrush at a store just now. 我刚才在商店里买了一把新牙刷。

These toothbrushes are really beautiful. 这些牙刷真的好漂亮。

It’s necessary to change toothbrushes every two months. 有必要每两个月更换一次牙刷。

相关单词

复数： toothbrushes