Ungap不隔
UNabbr.(=United Nations) 联合国pron.<口>人,事物,家伙,东西
unbalance of external economics外部经济失衡
undirectional direction finding单值测向
Uncomentional blood sugar level血糖异常
Untangle and purge of tissue.把裤袜拉直,将卫生纸清干净。
undifferentiated chondrosarcoma未分化软骨肉瘤
unbreakable transportation line钢铁运输线
unconsolidated glacial deposits松散冰碛物
uncompetitive enzyme inhibition无竞争性酶抑制
undirection flow of information单向信息流
undeceive sb. of his mistakes使某人明白自己的错误