标准美语发音的13个秘诀 CD 4 Track 40（在线收听）
Exercise 11-3: Lax Vowels CD 4 Track 40
As we saw in Chapter 8, these are the lax vowels.
图片1
标准美语发音的13个秘诀 CD 4 Track 40（在线收听） |
Exercise 11-3: Lax Vowels CD 4 Track 40 As we saw in Chapter 8, these are the lax vowels. 图片1 |
| 原文地址：http://www.tingroom.com/jiaocai/bzmyfyd13gmj/cd4/228432.html |