English Dictionary

sleeper

noun

(rail transport, Britain) A railroad tie. / (carpentry) A structural beam in a floor running perpendicular to both the joists beneath and floorboards above.

The sleeper is a wooden or concrete beam that supports the rails of a railroad track.

意味（1）

(rail transport, Britain) A railroad tie.

The train, minus the three abandoned trucks, again proceeded at a slow pace, with a pump trolley doing pilot ahead ; this was very necessary as a great many sleepers were found to have been burnt underneath the fishplates.

意味（2）

(carpentry) A structural beam in a floor running perpendicular to both the joists beneath and floorboards above.

意味（3）

(nautical) A heavy floor timber in a ship's bottom.

意味（4）

(nautical) The lowest, or bottom, tier of casks.