underlipn.下唇
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
under the tension of在 ... 压力下
underwriting reserve承保准备金
undersea rail tunnel海底铁路隧道
underlying syndicate[经] 优先财团
under cover of night趁黑夜,在夜幕遮盖下
"an underhung jaw"
"undershot bulldog"