Unar乌纳尔
unaabbr.(英国)联合国协会(=United Nations Association)Una.n.尤娜(女子名)
Unattended Sensor Monitoring System自动传感器监测系统
Unauthorized link is not allowed.禁止盗连他人的空间。
unassisted quick-donning capacity迅速自行穿脱性能
unamortized share-issuing expenses[经] 未摊还股份发行费用
unappreciative of nature's bounty.adj.喇叭状的
unavailability of exportable surplus无出口剩余
Unauthorized Precedence Announcement优先等级不符合规定的通知
unascertained measurement evaluation未确知测度综合评价
Unascertained quantitification method不确定性量化法
unaccompanied children on a flight.飞行中无人陪伴的孩子们