热水 (rèshuǐ) is a noun meaning "hot water." It is a simple compound of 热 (hot) and 水 (water). Hot water plays an important role in Chinese daily life and culture, from tea preparation to health practices.
请给我一杯热水,谢谢。
Qǐng gěi wǒ yī bēi rè shuǐ, xièxie.
Please give me a cup of hot water, thank you.
中国人习惯喝热水,觉得对身体好。
Zhōngguó rén xíguàn hē rè shuǐ, juéde duì shēntǐ hǎo.
Chinese people are accustomed to drinking hot water, believing it's good for the body.
热水器坏了,今天只能用冷水洗碗了。
Rèshuǐqì huài le, jīntiān zhǐ néng yòng lěng shuǐ xǐ wǎn le.
The water heater is broken, so we can only wash dishes with cold water today.