形容词
中文翻译：不必需的
同义词：
['non-essential', 'unnecessary', 'superfluous']
例句：
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1. The dispensable items are those that can be replaced with cheaper alternatives.
可有可无的物品是可以被更便宜的替代品所取代的。
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2. Some people believe that the dispensable luxury of a vacation is not worth the cost.
有些人认为度假的奢侈品是不值得花费的。
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3. The company's decision to dispense with the extra staff was met with criticism from some quarters.
公司决定裁减额外员工的决定遭到了一些方面的批评。