单支红色发光二极管表示电源已接通。A single red LED shows that the power is switched on.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.二极管早已作为常规器件应用于多种电路中.The diode is used routinely in many kinds of electronic circuit...
你看上去气色好极了，布赖恩。巴哈马显然很适合你。You look great, Brian. The Bahamas certainly agree with you.端来了几杯马德拉白葡萄酒，我们一致认为它的味道好极了。Glasses of Madeira wine were brought to us. We declared it delicious.我感觉好极了。I feel just great....