cold iron造句怎么写

The desolate cold wind blows on the tanks whose memory has remained for decades. Those hard, cold iron guys are still full of vicissitudes of life.

Nine quiet orders, with blood as an oath, with cold iron as evidence, borrow three thousand Yin soldiers, heaven, earth, man, God, can kill.九幽听令，以血为誓，以冷铁为*，借尔三千*兵，天地人神，皆可杀

A teacher who is attempting to teach without inspiring the pupil with a desire to learn is hammering on cold iron.