水质

gǎi shàn shuǐ zhì

改善水质

improve water quality

shuǐ zhì yǔ rén men de shēn tǐ zhuàng kuàng xī xī xiāng guān

水质与人们的身体状况息息相关。

Water quality is closely connected to people's health.

wǒ men yīng gāi yào jīng cháng jiǎn chá shuǐ zhì

我们应该要经常检查水质。

We should conduct regular checks on your water quality.