概念: concept, idea...
通讯: communications, news story, dispatch...
铅笔: (lead) pencil...
庄重: grave, solemn, dignified...
研制: to manufacture, to develop...
大模大样: boldly, ostentatiously, poised, self-assured, Taiwan pr. da4 mo2 da4 yang4...
培训: to cultivate, to train, to groom, training...
魔鬼: devil...
限定: to restrict to, to limit...
立场: position, standpoint...