Definition
Used to indicate that something has been requested and is currently awaiting delivery.
已订购，尚未收到
Our office furniture is on order and should arrive next week.
我们办公室的家具已经订购，应该下周会到。
The dress she ordered is not here yet; it must still be on order.
她订的裙子还没到，可能还在订购中。
Due to high demand, the new camera model is currently on order.
由于需求量大，新款相机目前正在订购中。