動詞 wear down:

1. exhaust or get tired through overuse or great strain or stress
   同義詞：tire, wear upon, tire out, wear, weary, jade, wear out, outwear, fag out, fag, fatigue
2. deteriorate through use or stress
   同義詞：wear, wear off, wear out, wear thin

1. Her defences will wear down after a few weeks in prison.
   在監(jiān)獄呆幾星期之后，她的防衛(wèi)力將會減弱。
2. The strategy was designed to wear down the enemy's resistance.
   這一策略旨在逐步削弱敵人的抵抗力。
3. The tread on the tyres has (been) worn down to a dangerous level.
   輪胎胎面花紋已經(jīng)磨損得到了能發(fā)生危險的地步了。