Tappets
n. [机] 挺杆；梃杆；[机] 凸轮从动件
🗣️ 情景例句
While sitting on the bus I often meet interesting people.
乘车时，我经常碰到一些有趣的人。
A constant guest is never welcome.
久住非佳宾，常来不欢迎。
What about having a pizza first?
先吃点比萨饼怎么样？