A type of rail transport that operates significantly faster than traditional rail traffic, using an integrated system of specialized rolling stock and dedicated tracks.

A crossword puzzle allowing the solver to choose from two sets of clues: simple or cryptic.

plural of two-speed crossword

(rail transport) An electronic device fitted to locomotives which enables them to operate at a very slow speed when their train is loaded or unloaded on the move.

plural of high-speed steel

Alternative form of high speed steel

a bicycle with only one gear ratio

plural of high speed steel

When one is in a hurry, one often ends up having less success and completes a task more slowly.

(informal) Highly efficient. / (informal) Competent or reliable.