王老师:19139051760(拨打)复制微信 题目 更新时间：2023/4/3 protolanguage 答案 登录 注册 A protolanguage is the original form of a language family that has ceased to exist.The proto form can be reconstructed by identifying and comparing similar linguistic forms with similar meanings across related languages 出自：联大 >> 三门峡职业技术学院英语读写 三门峡职业技术学院继续教育学院
题目 更新时间：2023/4/3
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