Pistonhead
n. [机]活塞头
🗣️ 情景例句
My father is an engineer of a construction company, and mother is a doctor.
我父亲是一家建筑公司的工程师，母亲是一名医生。
I see. Let's break now.
我了解，让我们休息一下吧。
Thank you all for coming.
谢谢光临。