unibow左右眉毛长在一起UNIabbr.印度联合新闻社(=United News of India)unidirectional-folding单向折叠uniaxial tension failure轴拉破坏unimodal frequency curve单峰频率曲线Unicolored tree kangaroon.囊树袋鼠unified Bill of Material统一BOMunidirectional anonymity单向匿名unified avionics network航空电子统一网络unintelligible crosstalk不可懂串话unified bus architecture统一总线结构unipotent representation幂幺表示