Unno云野UNabbr.(=United Nations) 联合国pron.<口>人，事物，家伙，东西unconformity trap不整合圈闭Untwisting Effect退捻效果uncharged service不收费服务unreconstructibleadj.不能重建的不能改建的.unlined long gown大褂unbleached calico原色布unexcused absence无故缺席unhairing process去毛工艺unbleached muslin本色薄洋纱印花坯布unmeasured losses未测定损失