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- 池有机体体内一种贮存流体的液囊或穴
A fluid-containing sac or cavity in the body of an organism.
- 流体运动由重力等外力引起的流体运动
Fluid motion caused by an external force such as gravity.
- 空气是流体不是液体,水是流体也是液体。
Air is a fluid but not a liquid, while water is both a fluid and a liquid.
- 空气,无论是气态的还是液态的,都是一种流体。
Air whether in the gaseous or liquid state is a fluid.
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