Only flush the toilet when necessary: this means to not use the toilet as a garbage can: throw out tissues and insects in the trash (or even compost bin) to avoid wasting water.

必要的时候才冲洗厕所：这意味着不要把厕所当成垃圾桶，不要将纸巾和虫子这些东西扔在垃圾桶里，避免浪费水。

youdao

First, we should not throw away the rubbish, whenever we have rubbish at hand, we should keep the habit to throw it into the dustbin, sometimes the garbage can be recycled.

第一，我们不应该乱扔垃圾，无论何时我们手中有垃圾，应该养成扔进垃圾箱的习惯，有时候垃圾是可以循环利用的。

youdao

Garbage should be cleaned on time and it is suggested to move the packaged rubbish into the dustbin and not to be piled in the public corridor or throw from the Windows.

室内的生活垃圾应及时清理，不得随意堆置在公共楼道内，不得从楼上外抛。

youdao

One day, when the woman was not present to throw garbage out her window, the Prophet inquired about her whereabouts and visited her inside her home when he found that she had fallen sick.

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