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 topology基础拓扑
Underforest economy林下经济
understamped letter邮资不足的信
underglaze pigments釉底颜料
Underdetermined BSS欠定盲分离
underclay limestone底粘土灰岩
undersea technology海底技术
under-ventilation通风不良
under-score point强调观点
undercarriage strut下运输杆