Dentifrices
n. 牙膏；牙粉
🗣️ 情景例句
Come on. Let's get some sleep.
走吧 ，让我们去睡觉吧。
By what time should I check in?
我该什么时间办理登机手续呢？
At this time, the man downstairs was trying to sleep.
这时楼下人正试图入睡。