n.级别( step的名词复数 )；脚步；步骤；步伐v.举步，行走，跨步( step的第三人称单数 )；离开(along)；（尤指马）轻快地走；（跳舞时）合着节拍走 英英释义： STEPSn.a flight of stairs or a flight of steps同义词：stairsthe course along which a person has walked or is walking in"I followed in his steps"; "he retraced his steps";