Definition
换气 is a separable verb (离合词) meaning to ventilate or to take a breath (in swimming). It can be split into 换...气 when inserting a measure word or time expression, e.g., 换一次气 (take one breath). The word has three main uses: changing the air in a room, breathing while swimming, and aerating water or soil.
v.o.
to ventilateto change the airto take a breath (in swimming)to aerate
Examples
- ，换气。Fángjiān lǐ de kōngqì bù hǎo, xūyào huàn qì.The air in the room is bad, it needs ventilation.
- 。Tā měi cì yóu dào lìng yì biān cái huàn yí cì qì.He only takes a breath once each time he swims to the other side.
- 换气。Yǎng yú de shuǐ yào jīngcháng huàn qì.The water for fish needs frequent aeration.
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