nailing
/neɪl/
名词
钉，钉子
a three-inch nail
3英寸长的钉子
指甲；趾甲
a nail file
指甲锉
/neɪl/
动词
用钉子钉，将…钉牢
A notice had been nailed up on the wall.
墙上钉了一张通知。
（尤指当场）抓获，逮住；证明…有罪，揭发
The police had been trying to nail those guys for months.
数月来警方一直想抓住那帮家伙。
（成功）做到，完成，实现
You totally nailed it!
你完全搞定了！