因为爱迪生是世界上最伟大的发明家,发明了好多的东西,为人类做出了很大的贡献。他发明的留声机、电影摄影机、电灯泡对世界有极大影响。爱迪生一生的发明创...
inventor n. 发明家;[专利] 发明人;创造者 inventor是可数的。 例句 It was named after its inventor. 它以它的发明者命名。 Later he became a great in...
operator操作员; professor教授; inventor发明者; visitor拜访者; conductor售票员; inventor发明家; doctor医生; author作家; editor编辑; actor...