王老师:19139051760(拨打)复制微信 题目 更新时间:2023/4/3 What are the defenition and features of language? 答案 登录 注册 language is a system of arbitrary vocal symbols used for human communication. arbitrariness,duality,displacement, creativity,cultrual transmission 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