v.看见，发现（ spy的过去式和过去分词 ），当间谍，从事间谍活动，搜集情报...

The house was unoccupied and in a bad state of disrepair.房子里空无一人，破败不堪。The fire broke out in two unoccupied cabins.两间空置的棚屋里发生了火灾。I sat down at the nearest unoccupied table.我在最近的一张空桌旁坐了下来。...