语音讲解：
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　　From the word go

　　从头到尾

　　from start to finish; completely

　　从开始到结束；完全地

　　The salesman had an honest appearing face but he was a crook from the word go.

　　这位推销员长着一副诚实的脸孔，但从头至尾他都是一个骗子。