[huāng fèi]
（不耕种） leave uncultivated; lie waste
Not a single mu of land is left uncultivated in our village.
我们村没有一亩荒废的土地。
（浪费； 不利用） fall into disuse; leave completely unattended to
This irrigation canal has fallen into disuse.
这条渠荒废了。
（荒疏） neglect; be out of practice
neglect one's studies
荒废学业