main line channel

基本解释

This line was amplified by Russia’s main TV channel, which presented it as America’s concession and Russia’s victory.
此话被俄主要电视频道夸大，将其称为美国的让步及俄的胜利。
The main challenge, as ever, will be to channel the gains into productive purposes, rather than allowing them to line a few pockets.
如今最主要的挑战依然是将所获得的利益用于提高生产力的目的上，而不是仅仅落入少数人的腰包。
In the inner shelf, the main geomorphic types have the accumulational plain, shoreface terrace, ancient costal line, ancient stream channel, mamelo…
内陆架地貌主要有陆架堆积平原、水下阶地、古海岸线、古河道、小丘和坑洼群等；