He favored his heavy-metalelectric guitar over the tuba, which he'd started playing after our tours ended.
他比起在我们巡演结束后会开始演奏的大号，更喜欢他的重金属电吉他。
2
Traditionally these are large pieces of polished metal, steered by electric motors to keep the sun's rays focused on the cell.
按照传统作法，这些镜板都是大型抛光的金属板块，由电动马达操纵，以保持阳光能集中反射到太阳能电池上。
3
GE began selling Lexan in 1957. A potential replacement for glass and metal, it was used for everything from electric coffeemakers to the light covers on the wings of supersonic aircraft.