Serrature
锯齿
🗣️ 情景例句
Don't worry.
别愁。
How can he give us such a tedious lecture!
他怎么能做这么沉闷乏味的演讲。
This is a bus stop. The people are waiting for a bus. They are stand in line.
这是一个公共汽车站。人们在等车。他们站成行。