mainline
US /ˈmeɪn.laɪn/
UK /ˈmeɪn.laɪn/
形容词
1.
主线
involving beliefs, methods, etc. that are most common:
示例:
•
mainline churches
动词
1.
主线
to inject (= put into the body through a needle) drugs directly into the blood:
示例:
•
Several of her friends were mainlining heroin.
在 Lingoland 学习这个单词