How common it is
空气 appears often in everyday Chinese, so it is worth practicing early and reviewing often.
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Pronunciation focus
Say kōng qì slowly first, then repeat it in a short phrase. Listen for the tone shape.
Usage note
空气用来描述我们呼吸的气体。
kōng qì lái míng shù wǒ men hū xī de qì gài。
空气 is used to describe the gas we breathe.
Context note
空气经常出现在谈论天气、健康和环保的话题中。
kōng qì jīng cháng chū xiàn lùn tán tian qì、jian kang hé bǎo hán de huà tí zhōng。
Air often appears in discussions about weather, health, and environmental protection.
5 examples
打开窗户，让新鲜空气进来。
dǎ kāi chuāng hù， ràng xīn xiān kōng qì jìn lái。
Open the window to let fresh air in.
森林里的空气很清新。
sēn lín lǐ de kōng qì hěn qīng xīn。
The air in the forest is very fresh.
污染的空气中有很多有害物质。
wū rǎn de kōng qì zhōng yǒu hěn duō yǒu hài wù zhì。
Polluted air contains many harmful substances.
空气中的氧气对我们的健康很重要。
kōng qì zhōng de yǎng qì duì wǒ men de jiàn kāng hěn zhòng yào。
Oxygen in the air is very important for our health.
空气污染会影响人们的日常生活。
kōng qì wū rǎn huì yǐng xiǎng rén men de rì cháng shēng huó。
Air pollution can affect people's daily lives.
5 mini stories
早上打开窗户，呼吸新鲜空气。
zǎo shàng dǎ kāi chuāng hù， hū xī xīn xiān kōng qì。
In the morning, open the window to breathe fresh air.
公园里的空气很清新，适合散步。
gōng yuán lǐ de kōng qì hěn qīng xīn， shì hé sàn bù。
The air in the park is very fresh and suitable for walking.
森林中的空气让人感觉放松。
sēn lín zhōng de kōng qì ràng rén gǎn jué fàng sōng。
The air in the forest makes people feel relaxed.
污染的空气中有很多有害物质，对健康不利。
wū rǎn de kōng qì zhōng yǒu hěn duō yǒu hài wù zhì， duì jiàn kāng bú lì。
Polluted air contains many harmful substances, which are not good for health.
保持室内空气流通很重要。
bǎo chí shì nèi kōng qì liú tōng hěn zhòng yào。
It's important to keep indoor air circulating.