形容词
中文翻译：不防水的
同义词：
['nondurable', 'nonresistant', 'impervious例句：1. The material is nonwatertight', "so it won't hold up well in a rainstorm.（这种材料不防水，所以在雨中会很快损坏。）"]
例句：
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1. The material is nonwatertight, so it won't hold up well in a rainstorm.
这种材料不防水，所以在雨中会很快损坏。
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2.The paint was nonwatertight, so it wouldn't wash off the walls easily.
油漆不防水，所以不容易洗掉墙上的污渍。
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3. The boat was nonwatertight, so it couldn't be used for fishing.
这艘船不防水，所以不能用来钓鱼。