Iron

The huge, iron gate was locked.

那扇巨大的铁门被锁上了。

...the highest grade iron ore deposits in the world.

…世界上最优质的铁矿床。

She used to iron his shirts.

她过去常给他熨衬衫。

...a man of icy nerve and iron will.

…一个头脑冷静、意志坚强的男人。