to take something out of a box, for example something that you have recently bought or have moved to a different place

We bought the laptop to replace our 5-year-old desktop that we have never unboxed after moving. 我们买这台笔记本电脑是为了替换跟了我们5年的台式机，而搬家后我们从来没有把台式机从箱子里拿出来过。