词汇	世難
释义	世難 shì nán当世的灾难、祸乱。世难
随便看	complex disinfectant complex disjunctive decomposition complex dispersant complex dispersina agent complex displacement complex display complex displays complex dissociation constant complex-dissociation constant complex distillation complex distillation system complex distillation system synthesis complex distribution network complex distribution system Complex disturbance complex divider complex document complex document image complex domain complex doping structure complex dot product complex double projective plane complex drainage Complex dripping-pill danshen complex drive