Tappet
n. 梃杆, 凸轮从动件\\n[机] 挺杆
📖 牛津释义
tappet
n
projection in a piece of machinery that causes a certain movement by tapping against sth, used eg to open and close a valve 挺杆.
🗣️ 情景例句
Do I know Pete Waters?
我可认识Pete Waters？
Velvet paws hide sharp claws.
笑里藏刀。
Pairs in the spring, eh?
那是巴黎之春，是吗？