单词：liquids
n. the state in which a substance exhibits a characteristic readiness to flow with little or no tendency to disperse and relatively high incompressibility
n. fluid matter having no fixed shape but a fixed volume
liquids的用法和样例：
例句
- This material is impervious to gases and liquids.气体和液体都透不过这种物质。
- The liquids are pumped with a peristaltic pump.液体是用蠕动泵来注入的。
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