Only flush the toilet when necessary: this means to not use the toilet as a garbage to avoid wasting water.

只在必要时冲厕所：这意味着不要把厕所当作垃圾桶使用以避免浪费水。

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Recently, the whole country has taken action to avoid wasting food.

最近，全国都采取措施避免浪费食物。

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In order to avoid wasting resources, we must recycle them as much as possible.

为了避免浪费资源，我们必须尽可能地回收利用它们。

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Consumers want to avoid wasting their money, but more importantly, they want to minimise their risk.

ECONOMIST: So many ways to pay online

The program keeps a record of all the information sent to avoid wasting bandwidth by re-sending the same webpages.

BBC: World's poor to get own search engine

Battles come all too frequently and are often tedious, and you'll find yourself using the Retreat command just to avoid wasting time.

CNN: Meet the girls, save the world in Thousand Arms for the Playstation