| 释义 |
DEFINITIVE EXAMPLES 权威例句〔arc〕Electricity A luminous discharge of current that is formed when a strong current jumps a gap in a circuit or between two electrodes.【电学】 电弧，弧光：当强电流在回路裂缝或两电极间跃升时形成的辉光放电美国传统〔klieg light〕A powerful carbon-arc lamp producing an intense light and used especially in making movies.强弧光灯：能产生强光的特别用于电影摄制的大功率碳弧灯美国传统A spark arced across when he attached the wire to the battery.当他把电线接到电池上时，冒出一道电火花的弧光。剑桥国际 |