问题描述：
一个英语谜语
A riddle
Without a voice I speak,I'm small,light and fleet,
I express other's thoughts,and travel without feet.
各位大仙,帮帮忙!急用!
A riddle
Without a voice I speak,I'm small,light and fleet,
I express other's thoughts,and travel without feet.
各位大仙,帮帮忙!急用!
问题解答：
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