释义 |
main·line I. \ˈmānˌlīn\ intransitive verb Etymology: main line slang : to inject a narcotic drug (as heroin) into a principal vein • mainliner \-īnə(r)\ noun -s slang II. \¦ ̷ ̷ ˌ ̷ ̷ \ adjective Etymology: main line, noun 1. : being part of an established group < mainline churches > 2. : mainstream herein |