pumpjack

发音

US /ˈpʌmpˌd͡ʒæk/

词形变化

pumpjacks 复数 pumpjacks

别名

pump jack

释义与例句

n.
  1. 1.

    The ground-based drive for a submerged pump in an oil borehole.

    美国

词源

From pump + jack.

来源：wiktionary