名词
中文翻译：契约仆人
同义词：
['contract servant', 'indentured laborer例句：1. The indentured servant was released after 20 years of service.（这位契约仆人在服务了20年后被释放。）2. The indentured servants were treated poorly by their employers.（这些契约仆人被雇主虐待。）']
例句：
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1. The indentured servant was released after 20 years of service.
这位契约仆人在服务了20年后被释放。
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2. The indentured servants were treated poorly by their employers.
这些契约仆人被雇主虐待。
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3. The indentured servants were expected to work long hours without pay.
这些契约仆人被期望无偿工作很长时间。