back up item
常见例句
- Start with the item farthest back and work up to the present.
启动该项目，最远回来工作，目前为止。 - Back-open design makes it convenient to pick up goods; Reasonable separation design of inner space is suitable for different item storage.
后开式设计，便于取物，内部空间合理划分，便于放置不同物品。 - You may choose any item from a particular floor, or may choose to go up to the next floor, but you CANNOT go back down except to exit the building.
你可以在任何一层选择任意商品，你也可以选择登上下一层，但是，你不能往回走，除非你要离开商店。 返回 back up item