U 开头单词

under discussion 正在讨论中

under development

under developing

under developed

under determined system [电子、通信与自动控制技术]欠定系统

under debate 在争论中

under cut

under current

under cover 隐藏着；秘密地

under correction 有待改正

under control 处于控制之下；情况正常

under contract 根据合同

under construction 在建造中；正在施工之中

under consideration 在考虑之中的

under compound [交通运输工程]欠复励[机械工程]低复

under coat

under class

under charge 充电不足

under certain circumstance adv. 在某种情况下

under bracing [土木建筑工程]下支撑