The latest locomotives embody many new features.这些最新的机车具有许多新的特色.Steam locomotives pumped out clouds of white smoke.蒸汽机车喷出一团团白烟。Steam locomotives were superseded by diesel.蒸汽机车被内燃机车取代了....
The latest locomotives embody many new features.这些最新的机车具有许多新的特色.Steam locomotives pumped out clouds of white smoke.蒸汽机车喷出一团团白烟。Steam locomotives were superseded by diesel.蒸汽机车被内燃机车取代了.Compared straight electric locomotiv...
按这种方式使用的二极管叫做整流管.A diode used in this manner is called a rectifier.整流器;整流管:一种将交流电流转化为直流电流的装置, 如二极管.A device, such as a diode, that alternating current to direct current....
Crystal chandeliers dangled from every ceiling.每个房间的天花板上都悬有枝形水晶吊灯。Crystal chandeliers glittered brightly above them.他们头顶的水晶吊灯闪闪发亮.Today crystal chandeliers are common and dazzling decorations in people's homes.但现在大众...