落后behind in;behind the times;behind with;drop back;drop behind;dropped back;dropped behind;fall astern;fall behind;fall into arrears;fallen behind;fell behind;get behind;got behind;gotten behind;lag behind;lagged behind;lose ground详细»
落后behindhand;drop back;drop behind;dropped back;dropped behind;fall behind;fallen behind;fell behind;get behind;got behind;gotten behind;lag behind;lagged;lagged behind;lagging;lose ground;straggle详细»
落后behindhand;lag behind;lagged behind;timelag详细»