You may find it difficult to clean up the oil on the clothes.

你会发现要洗掉衣服上的油渍很难。

youdao

Gum chewing is not allowed in many US school buildings, as it is difficult to clean up.

嚼口香糖是在很多美国学校的建筑里都是不允许的，由于它很难清扫。

youdao

youdao

Opponents fear a spill would be a disaster, being difficult to clean up in icy seas.

CNN: Why we should look to the Arctic

Banking messes are horribly difficult to clean up unless the bankers, businessmen and government officials responsible face penalties, especially where, as in Japan, they have committed crimes as well as made blunders.

ECONOMIST: Japanese banking

Environmental groups argued against the project, warning that a spill would be difficult to plug and clean up in the remote and inhospitable Arctic.

CNN: Ice floe halts Shell's new Arctic well