indentured labor

基本解释

Chinese scholars began the study on indentured Chinese labor in Latin America in the 1960s.
中国学者对拉美华侨的研究始于1960年代。
www.chinadaily.com.cn
There shall not be any use of forced labor, whether in the form of prison labor, indentured labor, bonded labor or otherwise.
即使是监狱劳工﹑契约劳动﹑抵押做工或其他形式的劳力，它也不应该有强迫劳动的性质存在。
www.china-coc.org
Many, if not most, of the early colonists America arrived under some version of bound labor, either as a slave or an indentured servant.
即使不是大多数，还是有相当多的早期美洲殖民者是作为受约束的劳动力到达的，他们要么是奴隶要么是卖身仆人。
blog.sina.com.cn

At that time, that unit was a patriarchal compound that housed a polygamous multi-generational family supported by slave-labor and indentured servitude.
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