Definition: a small brush that you use to clean your teeth Level: A2
每个人都有自己的牙刷。
Everyone has their own ___toothbrush
我的牙刷需要换了，因为刷毛已经磨损了。
I need to replace my ___toothbrush because the bristles are worn out.
我每天早晚都用牙刷刷牙。
I use my ___toothbrush to brush my teeth every morning and night.
