Caving
n. 洞穴探险
✅ 同义词
🗣️ 情景例句
You have my sincere apology.
我诚心诚意向你道歉。
While waiting for the train I killed time by reading a book.
在等火车的时候我看书来消磨时间。
She played basketball after school, and then walked home.
放学后她打了篮球，然后步行回家。