Kingston valve

短语

词形变化

Kingston valves 复数 Kingston valves

释义与例句

n.
  1. 1.

    A valve fitted in the bottom of a ship's fuel, water or ballast tank that allows seawater to enter for the purposes of cleaning and to admit water ballast.

词源

After its inventor John Kingston (1786-1847), an English engineer.

来源：wiktionary