A boy came towards them, rolling an iron hoop.
一个男孩滚着一个铁环朝他们走来。
Iron reacts with water and air to produce rust.
铁和水及空气发生反应产生铁锈。
I'll need to iron that dress before I can wear it.
我得先把那件连衣裙烫平再穿。
iron是可数名词吗
学问乐
人气：9.12K
A boy came towards them, rolling an iron hoop.
一个男孩滚着一个铁环朝他们走来。
Iron reacts with water and air to produce rust.
铁和水及空气发生反应产生铁锈。
I'll need to iron that dress before I can wear it.
我得先把那件连衣裙烫平再穿。