单词	have a leg up
释义	have a leg up 占优势（俚语）
随便看	extraction column extraction condensing turbine extraction conditions extraction constant extraction control valve extraction cost extraction cycle extraction cylinder extraction data extraction display extraction distillation extraction efficiency extraction electrode extraction eluting resin extraction equilibrium extraction equipment extraction factor extraction fan extraction feed extraction feedwater feating extraction feedwater heating extraction fermentation extraction flap extraction flask extractionflask 啻啻2 啼啼1 啼2 啼3 啼4 啼啼哭哭啼天哭地啼笑皆非安かろう悪かろう安っぽい安まる安め安らか安らぐ安んずる安んぞ安アガリ安イ