回复：学二姐，每日一篇新概念 II册第58课 ，边学边实践-10月17日

来源: 于 2009-10-18 08:35:40 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

The volume is too low.

I think you can also check the setting of microphone itself about the recording volume in control panel or your sound card settings.