余热

huí shōu yú rè

回收余热

reclaim waste heat

wǒ men yào xiǎng bàn fǎ jiě jué jī qì yú rè wèn tí

我们要想办法解决机器余热问题。

We need to find a way to solve the problem of machine waste heat.

tā xiǎng yán jiū wū shuǐ yú rè huí shōu zhuāng zhì de jié gòu

他想研究污水余热回收装置的结构。

He wants to study on the structure of the sewage waste heat recovery system.

nǐ men yào wèi shè huì fā huī yú rè

你们要为社会发挥余热。

You should keep using your skills for the benefit of society.

zhè wèi lǎo rén shǐ zhōng xiǎng zhe wèi dān wèi fā huī yú rè

这位老人始终想着为单位发挥余热。

The old man always wanted to play for his unit.