n.契约；合同；锯齿状的边缘；凹的部分
（复数）indentures:师徒契约； 定期服务合同.
vt.以契约束缚
Soon thereafter, private agents scoured the ports taverns, and countryside to sign on workers for indenture. 此后不久，私人机构迅速搜查港口的小客栈和乡下地区，来招募契约仆役。
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. 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。
