a device like a box that moves up and down, carrying people or goods from one floor of a building to another or taking people up and down underground in a mine
(装有传送带,用以卸货、装货或搬运粮食入库的)升降机,起卸机
a conveyor(= moving strip) that can be used for removing goods from a ship, putting bags onto an aircraft, moving grain, etc.