undernetn.从属网络underprep.低于；在 ... 下；在 ... 内；在 ... 控制下adv.在昏迷中；在 ... 下adj.下面的；从属的；少于的underlying mortgage第一担保抵押underlying deposits下伏沉积under the influenceadj.酒醉under ground tunnel地铁隧道undercurrent cutout欠电流断路器undergrotmd roadway巷道under-development不发达underwriting spread包销证券价差underlaying surface下垫面under consideration在考虑之中