俚语not just whistling Dixie的意思解释和用法例句

not just whistling Dixie

用作动词的意思：说认真话，说有用的话，不是开玩笑

用法及例句：
When you said she is wrong, you were not just whistling Dixie.当你说她错了的时候，你可是挺认真的。

When he started taking lessons in hung fu，he was not just whistling Dixie.在开始学习中国功夫的时候,他可不是闹着玩的。

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