Optics. Concentration (of light): cf. condense, v. 1b, condenser, n. 7.
| 单词 | θ76300 |
| 释义 | the world > matter > physics > electromagnetic radiation > light > emission of light, radiation > [noun] > meeting point > concentration (1) condensation1832 Optics. Concentration (of light): cf. condense, v. 1b, condenser, n. 7. |
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