形容词
中文翻译：不耐久的
同义词：
['unstable', 'unreliable', 'unfitfor use']
例句：
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1. Theold building is not durable enough to withstand the weather changes.
这座老建筑不够坚固，无法抵御天气变化。
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2. The materialsused in this product are undurabale, which makes it difficult to repair.
该产品使用的材质不耐用，修复起来很困难。
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3. Theold car is undurabale, and it's betterto replace it with a new one.
这辆旧车不耐用，与其更换不如购买新车。