Biserrate
[植]重锯齿的
🗣️ 情景例句
If you don't mind my asking, where did you come from?
你从哪儿来？要是你不介意我这么问的话。
A merry heart goes all the way.
生性乐天，终身受用。
He's awful!He telephoned me four times Yesterday, and three times the day before yesterday.
他讨厌透了！他昨天给我打了4次电话，前天打了3次。