形容词
中文翻译：不可用的
同义词：
['unavailable', 'unavailable', 'inaccessible']
例句：
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1. The restaurant is closed for renovations, so we can't eat there tonight.
餐厅因装修而关闭，今晚我们不能在那里吃饭。
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2. The library has a lot of books that are not available online.
图书馆有很多书，但它们不在网上可购。
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3. The equipment was unusable because it had been damaged in the accident.
设备因事故损坏而无法使用。