Usage note
开水表示烧开的水。
kāi shuǐ biǎo shì shāo kāi de shuǐ。
开水 means boiled water.
Context note
开水常用于饮用、做饭和医院。
kāi shuǐ cháng yòng yú yǐn yòng 、 zuò fàn hé yī yuàn。
It is often used with drinking, cooking, and hospitals.
5 examples
请给我一杯开水。
qǐng gěi wǒ yì bēi kāi shuǐ。
Please give me a cup of boiled water.
开水很烫。
kāi shuǐ hěn tàng。
Boiled water is very hot.
孩子不能喝太烫的开水。
hái zi bù néng hē tài tàng de kāi shuǐ。
Children should not drink water that is too hot.
妈妈在烧开水。
mā ma zài shāo kāi shuǐ。
Mom is boiling water.
开水可以泡茶。
kāi shuǐ kě yǐ pào chá。
Boiled water can be used to make tea.
5 mini stories
老师说，喝开水比较安全。
lǎo shī shuō， hē kāi shuǐ bǐ jiào ān quán。
The teacher said drinking boiled water is safer.
他去厨房倒开水。
tā qù chú fáng dǎo kāi shuǐ。
He went to the kitchen to pour boiled water.
开水太烫，要小心。
kāi shuǐ tài tàng， yào xiǎo xīn。
Boiled water is too hot, be careful.
妈妈用开水冲茶。
mā ma yòng kāi shuǐ chōng chá。
Mom made tea with boiled water.
下课后，大家都去接开水。
xià kè hòu， dà jiā dōu qù jiē kāi shuǐ。
After class, everyone went to get boiled water.
Mini dialogue
喝开水
A
你渴吗？我给你倒杯开水。
Nǐ kě ma? Wǒ gěi nǐ dào bēi kāishuǐ.
Are you thirsty? I'll pour you a cup of boiled water.
B
谢谢，我喜欢喝开水。
Xièxie, wǒ xǐhuan hē kāishuǐ.
Thank you, I like drinking boiled water.
开水小心
A
小心，这杯是开水，很烫。
Xiǎoxīn, zhè bēi shì kāishuǐ, hěn tàng.
Be careful, this cup is boiled water, very hot.
B
好的，我等它凉一点再喝。
Hǎo de, wǒ děng tā liáng yīdiǎn zài hē.
Okay, I'll wait for it to cool down a bit before drinking.
Related words and contrasts
opposite
凉水
liángshuǐ
cold water
开水 is boiled water, 凉水 is cold water.
related
热水
rèshuǐ
hot water
热水 is hot water, not necessarily boiled.
contrast
温水
wēnshuǐ
warm water
温水 is warm water, between hot and cold.