iron lock的用法和樣例：
例句
- The historic looking hoosegow features a pair of cells complete with iron locks and keys designed by Rose himself.
這座看起來有些年頭的監獄有兩個囚室，配備著羅斯自己設計的鐵鎖和鑰匙。 - A lock rattled and there was a loud clank as the door of the next cell was flung open.
隔壁牢房的鐵鎖響了一聲，接著，傳來推開鐵門的嘩啦啦的巨響。
