waterproof
[ˈwɔ:tərpru:f]
adj.
不透水的，防水的;
用防水材料处理过的;
vt.
使防水，使不透水;
给（布）上胶;
n.
防水衣物，雨衣 usually plural;
防水布，油布;
防水物，防水材料;
例句:
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Both housings are waterproof to a depth of two metres.
两个机罩的防水深度均为两米。
来自柯林斯例句
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His waterproof trousers were brand new and stiff.
他那条防水裤崭新笔挺。
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It is completely waterproof, yet light and comfortable.
它防水性能非常好，但却轻巧舒适。
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Fortunately, his camera was in a waterproof bag.
来自BBC
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"I put it in a waterproof cover," she says.
来自WSJ
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His feet were poking outside the shack, under the waterproof wall.
来自NEWYORKER
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My mother bought me a waterproof watch.
我妈妈给我买了一块防水手表。
来自《权威词典》
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An umbrella should be waterproof.
雨伞应能防水。
来自《权威词典》