相关单词近义词 uncertain 不确定的反义词sealed, 封口的临近词UNSCOM, uns, unstructured flow diagram, unsymmetrical oscillation, unsaturated oil reservoir, Unstructured control flow, unsymmetrical leaf spring, Unsaturated water in soil, unstiffened tubular joint, unstrutted roof structure, unspecializafion of human, Unsemmetric azo compounds 返回 unsealed