waterproofadj.
英 'wɔːtəpruːf | 美 'wɔtɚpruf
中文adj. 防水的，不透水的\nvt. 使防水\nn. 防水材料
防水的，不透水的
vt. 使防水
n. 防水材料
词根词源
waterproof (adj.)also water-proof, 1725, from water (n.1) + proof (n.). Noun meaning "garment of waterproof material" is from 1799. The verb is first recorded 1843. Related: Waterproofed; waterproofing.
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