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. 1 a chief railway line (铁路)干线 2 slang a principal vein, esp. as a site for a drug injection (cf. 参见 MAINLINE) [俚语]尤指注射毒品的主静脉血管 3 US a chief road or street [美]主街，大道
随便看	regrowth Regt. regulable regular regularity regularization regularize regularly regular octahedron regulate regulation regulative regulator regulatory reguline regulo regulus regurgitate regurgitation rehab rehabilitate rehabilitation rehabilitative rehandle rehang

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