It's very misleading :)

来源: 于 2012-05-31 07:20:12 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

If one doesn't know the tiny pronunciation difference of the same vowel between calf, car and calve, no matter how (s)he tries, (s)he’ll never figure it out. See 关于英语口语学习 .