【“牛”不牛】

牛饮 drink like a horse；

牛脾气 as stubborn as a mule；

吹牛 talk horse；

食量大如牛 to eat like a horse；

九牛一毛 a drop in the bucket；

初生牛犊不怕虎 Fools rush in where angels fear to tread；

健壮如牛 as strong as a horse。