Thanks for sharing your thoughts...

本帖于 2012-12-02 08:49:55 时间, 由版主 林贝卡 编辑
回答: 【冲浪英语】 Random Thoughts 38冲浪潜水员2012-11-30 22:54:10

By the way, what is "echo tube" mean? Is it an idiom? Tried but can't find in Google

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Try search for images, and you'll see -冲浪潜水员- 给 冲浪潜水员 发送悄悄话 冲浪潜水员 的博客首页 (217 bytes) () 12/01/2012 postreply 11:44:42

learn something new everyday. Thank you! -同学小薇- 给 同学小薇 发送悄悄话 同学小薇 的博客首页 (0 bytes) () 12/02/2012 postreply 05:15:26

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