节约使用 meaning in Chinese

use economically

We know that we must make prudent use of natural resources .
我们知道，必须节约使用自然资源。
A good manager is frugal in the use of his funds
一个好的经营者节约使用资金。
The crew started to eke out there scanty supply of fresh water
船员们开始节约使用储量不多的淡水。
We should save the flashlights
我们应该节约使用手电筒
Iv energy conservation
Iv节约使用能源

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