undertown.底流；退浪；下层逆流
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 bending ultimate load-carrying capacity受弯极限承载力
undersocialized-aggressive-conduct disorder未经社会化的攻击性行为障碍
Understood?Right. Okay.- Good luck.adj.懂得的；不言自明的动词understand的过去式和过去分词.
underdeveloped agricultural main producing area欠发达农业主产区
Undersea Multichannel Large-Scale Scattering Meter水下大型多路散射仪
Under-Secretary-General for Internal Oversight Services主管内部监督事务副秘书长
under Communist/colonial British/civilian/military rule在共产党/英国殖民者/文官/军人统治之下
邮箱： 