the harshness of their living conditions.

他们生活条件之艰苦。

treating him with great harshness.

极度苛刻地对待他。

Police officers expressed surprise at the harshness of the seven year sentence.

警方成员对七年刑期的严厉判决表示惊讶。

As the wine ages, it loses its bitter harshness.

葡萄酒存放的时间越久，酒中的苦涩味就会消失。

Then in a tone of abrupt harshness, he added, 'Open these trunks!'

随后，他又突然厉声说道：“打开这些箱子！”