| 单词 | 白炽灯 |
| 释义 | 〔Edison〕American inventor who patented more than a thousand inventions, among them the microphone (1877), the phonograph (1878), and an incandescent lamp (1879). In New York City he installed the world's first central electric power plant (1881-1882).爱迪生，托马斯·阿尔瓦：(1847-1931) 美国发明家，有一千多项发明专利权，其中包括麦克风(1877年）、留声机(1878年），和白炽灯(1879年）。他在纽约市建成了世界上第一家中心发电厂(1881-1882年）〔limelight〕An early type of stage light in which lime was heated to incandescence producing brilliant illumination.白炽灯：一种早期的舞台灯具，通过加热到炽热状态而发出明亮的耀眼的光〔tungsten〕A hard, brittle, corrosion-resistant, gray to white metallic element extracted from wolframite, scheelite, and other minerals, having the highest melting point and lowest vapor pressure of any metal. Tungsten and its alloys are used in high-temperature structural materials; in electrical elements, notably lamp filaments; and in instruments requiring thermally compatible glass-to-metal seals. Atomic number 74; atomic weight 183.85; melting point 3,410°C; boiling point 5,900°C; specific gravity 19.3 (20°C); valence 2, 3, 4, 5, 6. Also called wolfram See table at element 钨：一种坚硬、易碎 、耐腐蚀的金属元素，颜色从灰到白，主要从黑钨矿、白钨矿和其它矿物中提取出来，它是所有金属中熔点最高，气压最低的金属。钨及钨合金可用于耐温的建筑材料；电子元件，主要是白炽灯丝；以及要求热度上兼容的玻璃至金属的密封装置的仪器。原子序数74；原子量183.85；熔点3,410°C；沸点5,900°C；比重19.3(20°C)；原子价2,3,4,5,6 也作 wolfram 参见 element〔bulb〕An incandescent lamp or its glass housing.灯泡：白炽灯或其玻璃外罩〔Farmer〕American electrical pioneer who invented an incandescent lamp (1859) and a dynamo (1866) and with them electrically lit a house (1868).法默，摩西·格里什：(1820-1893) 美国电气学先驱，发明了白炽灯(1859年）和一台发电机(1866年）并用它们供电照明房间(1868年） |
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