常見例句雙語例句The reactions are also used to produce compounds used in fungicides, sunscreen and organic light-emitting diodes.該反應也可以用於制造殺菌劑、防曬霜和有機發(fā)光二極琯。The new lens, which is thinner at the bottom than at the top, steers light to a viewer's eyes by switching light-emitting diodes along its bottom edge on and off.這個新鏡頭,底部比頂部更薄,通過切換鏡頭底部邊緣的發(fā)光二極琯的開和關,控制進入到觀衆(zhòng)的眼睛的光線。The cash will go toward basic research, product development and manufacturing of light-emitting diodes (LEDs) and carbon-containing organic light-emitting diodes (OLEDs).這筆經(jīng)費將用於基礎研究,新産品研發(fā)和發(fā)光二極琯、含碳有機發(fā)光二極琯的制造方麪。blog.sina.com.cn原聲例句Light-emitting diodes are small glass lamps that use much less electricity than traditional bulbs and last much longer.He began experimenting with light-emitting diodes, LEDs,at his laboratory at the University of Calgary in Alberta.權(quán)威例句Light-emitting diodes--semiconductors that emit light when electricity passes through them--have been around since the 1960s.FORBES: Bright, Very BrightIt uses rows of light-emitting diodes that cost only 3 cents each to stimulate the fluorescent tags.FORBES: Companies, People, IdeasLight-emitting diodes have progressed from simple red indicators on electronic products to become torches, streetlights and car headlights.ECONOMIST: Lighting: A brilliant new approach The 返回 light-emitting diodes