袋子平整折起后，底面与一侧交叠。When the bag is folded flat, the bag bottom overlaps one side of the bag.也可能是为了使油漆有个适宜底面.Alternatively it may be solely a method of forming a suitable background for painting.同高的平行六面体(的体积)之比等于其底面(积)之比.Par...
He wanted to confer with his colleagues before reaching a decision.他想与他的同事先商议一下再作出决定。She withdrew to confer with her advisers before announcing a decision.她先去请教顾问然后再宣布决定.He withdrew to confer with his teacher before anno...