Cavitron
n. 一种无痛穿孔锥
🗣️ 情景例句
What was your graduation thesis on?
你毕业论文是什么题目？
You can take a horse to the water but you cannot make him drink.
马到河边不喝水，逼马低头亦枉然。（不要逼人做他不愿做的事）
No, they're from America.
不，是美国的。