unlaxvt.使 ... 放松UNabbr.(=United Nations) 联合国pron.<口>人，事物，家伙，东西undifferentiated small cell carcinoma未分化小细胞癌undifferentiated anaplastic carcinoma未分化间变性癌unbalanced eco-environmental system生态环境系统uncontrollable unstable linearization不可控不稳定线性化UNCTAD Liaison Office at HeadquartersUnmanaged debugging is not enabled.没有启用非托管调试。unclassified defense documentation.非保密的国防文件Unhygienic food will cause illness.吃不干净的食品会带来疾病。undeveloped but potentially useful.没有开发但是具有潜在的用处。uncompressed AVI format movie file.压缩AVI格式的电影文件。