| 单词 | arc light |
| 释义 | arc light 1. Also, arc lamp. a lamp in which the light source is a high-intensity electric arc either between carbon rods in air or between metal electrodes in a xenon gas atmosphere enclosed in a quartz bulb. 2. the light produced by such a lamp. Cf. carbon arc, xenon arc. [1875-80, Amer.] |
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