Arc

(noun.) a continuous portion of a circle.

录入:露西

• Because I saw it only looking out from under the blinds of a window in the house which stood on the corner where the arc light was. 欧内斯特·海明威. 丧钟为谁而鸣.
• And he was hoisted, first by the mechanism which was used to hoist the arc light but this broke-- 欧内斯特·海明威. 丧钟为谁而鸣.
• Until the beginning of 1882 there were only a few arc-lighting stations in existence for the limited distribution of current. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The two pointed pieces of hard conducting carbon used for the separated terminals constitute the voltaic arc light--a light only excelled in intense brilliancy by the sun itself. 威廉·亨利·杜利特. 世纪发明.
• One early station in New York for arc lighting was an old soap-works whose well-soaked floors did not need much additional grease to render them choice fuel for the inevitable flames. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• It consisted of a graduated arc of soli d polished brass five inches broad, two inches thick, and with a radius of about six and three quarters feet. 李贝. 西洋科学史.
• Yet the very vogue of the electric arc light made harder the arrival of the incandescent. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• While the arcs with plain carbons are bluish-white, those with carbons containing calcium fluoride have a notable golden glow. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The use of electrical current in twelve principal cities in the United States was distributed in 1898 as follows: Lamps, arcs, and motors in sixteen candle power equivalents. Edward W. Byrn. 十九世纪发明进展.
• The brass connections on it were black with age and with the arcing effects of lightning, which, to young Edison, seemed particularly partial to Louisville. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.

录入:西德尼