Unsen温泉(姓,日本)unsadj.不对称的unsaturated edge[计] 非饱和边unstriped muscle[医] 平滑肌unsmooth surface不平整板面unsolved mystery未解之谜unshared service非共享的服务unsolved problem悬而未决的问题unsigned integer无符号整数unsaturated bond不饱和键unsaturated path非饱和路径unsaturated link不饱和键