灌: to irrigate, to pour, to install (software), to record (music)...
青年: youth, youthful years, young person, the young...
矮: low, short (in length)...
势力: power, influence, a force (military, political etc)...
拙劣: clumsy, botched...
编剧: to write a play, scenario, dramatist, screenwriter...
无偿: free, no charge, at no cost...
大面积: large area, (of a problem) (occurring) on a massive scale...
大多: for the most part, many, most, the greater part, mostly...
首创: to create, original creation, to be the first to do sth...