形容词
中文翻译：Unknown
同义词：
['deficient', 'faulty', 'imperfect', 'flawed', 'defective']
例句：
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1. The car has a defective brake system.
这辆车有一个有缺陷的刹车系统。
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2. His work is deficient in creativity.
他的工作缺乏创造力。
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3. The machine has several flaws that need to be fixed.
这台机器有几个需要修理的缺陷。