高速铁路 gāosùtiělù high-speed rail Origin Definitions Defs Strokes Stroke Words Sentences Sents 高速 gāosù adjectivenoun high-speed; high speed moving or operating at a high rate of speed; fast-paced铁路 鐵路 tiělù noun railroad railway or railroad; a transport line where steel tracks are laid on a roadbed for trains to run on