牙刷的用法和樣例：
例句
-
我發現有人用過我的牙刷，我很不高興。
I am aggrieved to find that someone has used my toothbrush. -
我的牙刷掉毛。
My toothbrush is losing its bristles. -
別忘了把牙刷放到箱子里去！
Don't forget to pack your toothbrush! -
我看見了兩把牙刷在餐具架上。
I see that two toothbrushes are on the tableware frame.
