名词
中文翻译：补充收入
同义词：
['additional income', 'supplementary earnings', 'additional income']
例句：
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1. The company's main source of revenue is its sales of products.
该公司的主要收入来源是其产品销售。
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2.To make ends meet, she takes on a part-time job to supplement her income.
为了维持生计，她接受了一份兼职工作来补充她的收入。
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3.Many people rely on their pensions as a supplementary source of income.
许多人依赖他们的养老金作为补充的收入来源。