wear down

使磨损, 使厌倦

例句与用法：

Her defences will wear down after a few weeks in prison.

在监狱呆几星期之后，她的防卫力将会减弱。

The strategy was designed to wear down the enemy's resistance.

这一策略旨在逐步削弱敌人的抵抗力。

The tread on the tyres has (been) worn down to a dangerous level.

轮胎胎面花纹已经磨损得到了能发生危险的地步了。

详细释义：

削弱

We wore down their opposition after several hours' argument.

争辩了几个小时之后我们削弱了他们的异议。