特定 its 强调 on 声波 as a 中项 of 人类 通讯 as well as its 科学 description through 声学 Acoustic 通讯 privileges the 研究 of the 制作 of 声波 as a 人类 社会 and signifying 活动 特定 the status of 语 and 语言 within 人类 通讯 there is a 特殊 强调 on the 人类 voice and vocal 声制造

源 – SA