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。
There shall not be any use of forced labor, whether in the form of prison labor, indentured labor, bonded labor or otherwise.
契约是使人们以向新大陆的某个雇主在一段时间里出卖劳动力的方式来支付其赴美旅费的手段。
The indenture contract was a device that enabled people to pay for their passage to America by selling their labor to someone in the New World for a specified period of time.
在这组契约中，双方关于劳动力机制的约定将对产权的明晰以及现代企业制度的建立起着至关重要的作用。
In these contracts, the stipulations of Labour mechanism have an important effect on the perspicuity of the property right and the foundation of the modern enterprise system.
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