单词	jack line
释义	jack line noun 1 : a small rope or line 2 : a rod or steel cable connecting a central pumping engine with each of two or more oil wells which it powers Word History Etymology jack entry 1 (something smaller)
随便看	ponderomotive ponderosa pine ponderosas ponderosities ponderosity ponderous ponderous borer ponderous spar ponderously ponderousness ponderousnesses ponders pondfish pondgrass pondicherry Pondicherry eagle Pondicherry vulture ponding pondlet pondman pondmen Pondo pondokkie pondokkies pondoks

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。