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	heliconii Heliconiidae heliconius helicons helicopted helicopter helicopter parent helicoptered helicoptering helicopters helicopting helicopts helicorubin Helicteres helictereses helicteresses Helictis helictite heliculturalists helidecks heligoland Heligoland trap helilifted helilifting helilifts

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。