1、He used a hammer and chisel to chip away at the wall.
他用錘子和鑿子將墻壁一點點鑿掉。

2、Sometimes it took hours to chip away enough frozen earth to get to unfrozen ground.
有時候破開凍土層得花上幾小時時間，才能挖到未上凍的土層。

3、Its aim is to chip away at your feelings of self-worth and independence.
其目的是蠶食你的感情的自我價值和獨立性。

4、I'll not let you chip away my career.
我不會讓你一分一分毀了我的事業(yè)。

5、Help the team find some aspect of the problem to chip away at.
幫助團隊找到問題的一些方面作為切入點。

6、But snoring regularly can chip away at the quality of your own sleep.
但是經(jīng)常性的打鼾就會逐漸影響你自身的睡眠質(zhì)量了。

7、I chip away the damaged brick and replaced it with a new one.
我把那塊損壞了的磚頭一點一點地敲掉, 然后換上一塊新的。