荡涤

nà lǐ de shān guāng shuǐ sè zú yǐ dàng dí xiōng jīn

那里的山光水色足以荡涤胸襟。

The beautiful mountains and rivers there are enough to cleanse all worries from the mind.

dàng dí yī qiè wū ní zhuó shuǐ

荡涤一切污泥浊水

clean up all the filth and mire

dàng dí nèi xīn

荡涤内心

cleanse somebody's mind