UnPBXn.基于Windows NT和Unix的电话服务器
UNabbr.(=United Nations) 联合国pron.<口>人,事物,家伙,东西
unguentum aquae rosae玫瑰水软膏, 蔷薇水软膏
unheard objections.不予考虑的异议
unmodified scattering能量不变散射
unlabelled input file[计] 无标号输入文件
undistinguishablenessn.不能区别
unprogrammed decision非程序化的决策
"writing unrhymed blank verse is like playing tennis without a net"