A nail is a thin piece of metal with one pointed end and one flat end. You hit the flat end with a hammer in order to push the nail into something such as a wall. 钉子
noun [专属名词]钉子;指甲,趾甲;(一些软喙鸟类)上喙的硬甲壳;纳尔(布匹长度单位)
A mirror hung on a nail above the sink. 镜子挂在水池上方的一枚钉子上。
Keep your nails short and your hands clean. 指甲要短,保持双手清洁。
The prosecution still managed to nail him for robberies at the homes of leading industrialists. 原告律师仍设法证明他因在知名实业家的家中抢劫而犯法。
"I think it would civilize people a bit more if they had decent conditions."—"I think you've hit the nail on the head." “我认为如果人们有好的条件,就会使其更有教养一点。”—“我想你说到点子上了。”