Duckpin
n. 达克球瓶; [体]滚球戏
🗣️ 情景例句
He never speaks unless he is spoken to.
除非别人先对他开口，他从不先开口。
My hobby is collecting stones.
我的嗜好是收集石头。
It was from the study of these that so much was learnt about the interior of the earth.
正是从这两种波的研究中，我们可以了解到地球内部的许多情况。