Archimedes' screw

短语

词形变化

Archimedes' screws 复数 Archimedes' screws

别名

Archimedean screw Archimedes screw

释义与例句

n.
  1. 1.

    A screwlike device invented by Greek mathematician Archimedes, ca. 200 B.C.E., which when twisted inside a cylinder, raises water from a lower level to a higher level, allowing irrigation of fields.

    工程