彩电: color TV...英寸彩电...yīng cùn cǎi diàn...
不良: bad, harmful, unhealthy...
武器: weapon, arms...
悲观: pessimistic...
公交车: public transport vehicle, town bus...
世界级: world-class...
冰山: iceberg...
执法: to enforce a law, law enforcement...
粉末: fine powder, dust...
一回事: one thing, the same as...