标准美语发音的13个秘诀 CD 4 Track 55（在线收听）
Exercise 13-2: The Letter X CD 4 Track 55
The letter X can sound like either KS or GZ, dependingon the letter that follows the X and where the stress falls.
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标准美语发音的13个秘诀 CD 4 Track 55（在线收听） |
Exercise 13-2: The Letter X CD 4 Track 55 The letter X can sound like either KS or GZ, dependingon the letter that follows the X and where the stress falls. 图片1
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