Actinograph
Ac`tin´o`graph
| n. | 1. | An instrument for measuring and recording the variations in the actinic or chemical force of rays of light. | 
| 单词 | actinograph | |||
| 释义 | ActinographAc`tin´o`graph
 actinographactinograph[‚ak′tin·ə‚graf] | |||
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