V2EX photometer

Photometer

释义 Definition

photometer(n.)光度计;用于测量光的强度、亮度或照度的仪器(常见于物理实验、摄影测光、照明工程与天文学等领域)。

发音 Pronunciation (IPA)

/ftmtr/

例句 Examples

A photometer can measure the intensity of light in the lab.
光度计可以在实验室里测量光的强度。

Using a photometer, the researchers compared the brightness of several stars under the same conditions.
研究人员使用光度计,在相同条件下比较了几颗恒星的亮度。

词源 Etymology

来自希腊语词根:**photo-**(光)+ -meter(测量器)。字面意思就是“测光的仪器”。在科学英语中,这类以 -meter 结尾的词常用来表示测量某种量的工具(如 thermometer 温度计)。

相关词 Related Words

文学作品 Literary Works

photometer更常见于科学与技术写作中,在传统小说/诗歌里出现频率相对低;但在一些经典科普与科研文献中常见,例如:

  • Astrophysics and Stellar Astronomy(天体物理与恒星天文学相关教材/著作中常用于描述测光观测与仪器)
  • Photometry(以“测光学/光度学”为主题的学术专著与论文集中常见该词,用于讨论测光方法与仪器)
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