Palnut
一种单线螺纹锁紧螺母
🗣️ 情景例句
If I were you, I'd try one of the newspaper stands.
如果我是你，我会到一个书报亭去看看。
I hesitate to ask you, but will you lend me some money?
也许我不该问你，你能借我一些钱吗？
He is heavily insured against death.
他给自己投了巨额的人身保险。