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...
She smoothed the creases out of her skirt.她把裙子上的皱褶弄平。Papa flattened the creases of the map with his broad hands.爸爸用他的一双大手捋平了地图上的折痕。He had razor-sharp creases in his trousers.他的裤缝笔挺挺的。She stood up, frowning at the creases...
On every side were wooded mountain tops, green with tropical verdure.四面八方都是树木成林的山峰, 呈现出热带的青葱草木.Slash the tops of the loaves with a sharp serrated knife in a criss-cross pattern.把烤面包顶部用锋利的锯齿刀交错切开。The tops of the trees rip...
Caesious facing brick , with considerably tactile material nature, showing architecture's extended sense taste.青灰色的面砖, 以其颇具质感的材质表现建筑外延的感观感受.The trough of low pressure extended over about 1000 kilometres.低压槽延伸约 1,000...