英语词汇main line怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	main line
释义	main linen.（名词） A principal section of a railroad line.干线：铁路线的主要部分 Slang A principal and easily accessible vein, usually in the arm or leg, into which a drug can be injected.【俚语】主静脉：主要的并很容易能触摸到的静脉，常见于手臂或大腿上，可以向里面注射毒品
随便看	oversoul overspecialize overspend overspill overspread overstaff overstate overstay oversteer overstep overstock overstory overstrain overstress overstretch overstride overstrung overstuff oversubscribe oversupply overt overtake overtax over-the-air over-the-counter

英汉双解词典包含166908条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。