Headpin
n. (保龄球中的)头号木柱
🗣️ 情景例句
I couldn't be more sure, Susan.
我再确定不过了， Susan。
I know he will answer your question.
我知道他会回答我的问题。
But I didn't see much during the flight because there was too much cloud.
但我在飞行途中并没有看到什么东西，因为云层很厚。