a formal legal agreement, contract, or document, in particular
正式的法律协议（或合同、文件等），尤指：
〈史〉 （以锯齿线分成两份以便验证真伪的）双联（或多联）契约。
a formal list, certificate, or inventory
一览表；证明书；清单。
an agreement binding an apprentice to a master
师徒契约
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the 30 apprentices have received their indentures on completion of their training .那３０名学徒结束培训后得到了师徒契约。
[mass noun]the fact of being bound to service by such an agreement
定下师徒契约
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men in their first year after indenture to the Company of Watermen and Lightermen 与华特门和莱特门公司定下师徒契约后第一年服务的人。
〈史〉 （为进入英国殖民地而与该殖民地土地所有者签订的）定期工作合同。
〈主史〉 使签约为学徒（或劳工）。
"late Middle English