subside,沉降，下陷，-ence,名词后缀。

1. A surveyor said that the problems were caused by subsidence and the house needed to be underpinned.

一名勘测员说是地面下陷导致了这些问题出现，房子需要加固地基。

2. In more than 30 years of surveying he has never yet known a building to collapse because of subsidence.

他做房屋评估工作都30多年了，还从未听说过哪一座房子由于地基下陷而倒塌的。

3. Now every sound ceased suddenly with the subsidence of Mr. Walter's voice.

随着华尔特先生的声音平息下来的时候,一切声音都突然停止了.

4. Subsidence may be the critical factor in managing a ground water reservoir.

地面沉降在管理地下水盆地的工作中可以算是一个关键性因素.

5. The supply of sedment is insufficient to offset the rate of subsidence.

沉积物的补给不足以抵偿沉降的速率.