UNSYMadj.非对称的unsadj.不对称的unsymmetrical balance不对称平衡,不对称平衡网络unsecured liabilities无担保负债Unsupervised classify非监督分类unsymmetric laminates不对称铺层unsupervised learning无监督学习unsaturated soil mass非饱和土体unstructured language[计] 非结构化语言unsulfonated material未磺化物unscheduled pregnancy计划外怀孕unsaturated fatty oil不饱和油脂