形容词
中文翻译：必需的
同义词：
['essential', 'indispensable', 'essential']
例句：
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1.The necessitous need for a new computer is driving us to make a purchase.
迫切需要一台新电脑促使我们去购买。
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2.The necessitous task of cleaning the house was completed by the children.
孩子们完成了清理房子这项必要任务。
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3. The necessitous situation forced them to seek help from outside sources.
迫不得已的情况迫使他们寻求外部帮助。