管理员摘要：
He has refused to let me use his toothbrush. 他拒绝让我使用他的牙刷。 Use a toothbrush on your tongue as well, and rinse your mouth frequently. 舌头也要用牙刷清洁，并且经常漱口。 As soon as the bristles on your toothbrush begin to wear, th……
He has refused to let me use his toothbrush.
他拒绝让我使用他的牙刷。
Use a toothbrush on your tongue as well, and rinse your mouth frequently.
舌头也要用牙刷清洁，并且经常漱口。
As soon as the bristles on your toothbrush begin to wear, throw it out.
牙刷毛一开始磨损，就把它扔掉。
The use of a toothbrush to keep tartar down is very helpful.
使用牙刷去除牙垢很有帮助。
Have you brought your toothbrush with you?
你带牙刷来了吗？