英语词汇“actinograph”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	actinograph
释义	ac·tin·o·graph \akˈtinəˌgraf\ noun (-s) Etymology: actin- + -graph : an instrument operating on the principle of the slide rule and used for calculating suitable exposure time in photography • act·i·nog·ra·phy \ˌaktəˈnägrəfē\ noun -es
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