钉子的英文：
nail
snag

参考例句：

Clinch that nail down.
把那个钉子钉牢。

She tore her skirt on the nail
钉子勾破了她的裙子

The picture is attached to the wall by a nail.
这张图画被钉子钉在墙上。

Knock that nail in, it's sticking out dangerously.
把那钉子敲进去，它伸出来很危险。

A nail pierced the tire of his car.
一根钉子刺穿了他车子的轮胎。

Don't be so silly! said the eldest, you have caught it on a nail.
”大公主说道:“你别疑神疑鬼了，肯定是被墙上的钉子挂着了。”

A nail pierced the tire of our car.
一个钉子将我们的车胎扎了一个洞。

To hit the nail on the head
(敲钉子敲在钉头上,引申为话说得中肯、正中要害、一针见血)。

He took some nails and bits of wood, and built them into a rough cupboard.
他拿来一些钉子和木头，制作了一只粗糙的碗橱。

That day he found two sacks which he took to the rambling wooden factory and sold to the man in charge of packing nails.
那天，他长到了两条麻袋，拿到杂乱的木建筑构件工厂，卖给了负责钉子装袋的人。

nail是什么意思：
n. 钉子，指甲，趾甲
v. 用钉钉牢，使固定；使集中；揭露

nail down; nail in;hold by
钉住;使人遵守诺言

The nail will not penetrate.
这枚钉子钉不进去。

Will you size these nails?
你把这些钉子按大小分开好吗？

The plank was spliced with nails.
那块木板是用钉子拼接的。

scratch hand on a nail
手被钉子划伤

snag是什么意思：
n. 小困难；障碍；突出物
v. 清除障碍物；妨碍；抓住机会；（被）戳坏；被绊住

They snagged the river.
他们为河流清除了暗桩。

A snag caught her snowshoe.
她被一条树根绊住了雪鞋。

However, there's a snag.
然而，这里有一个障碍。

Brambles snagged his suit.
荆棘把他的西服钩住了。

I snagged a bargain.
我突然碰到一桩好买卖。