音标：[æk'tinәgrɑ:f] ；

n. 曝光表
[化] 光化力测定器; 日光光化力测定器; 光化线强度记录器

n. An instrument for measuring and recording the
variations in the actinic or chemical force of rays of light.

actinograph的用法和样例：

词汇搭配

thermoelectric actinograph热电日射表
bimetallic actinograph双金属日射计...

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学英语单词

Abisinia

acid-fast nonphotochromogen

active subwoofer

Amsebarb

anti induction cable

anti-pollution standard