spectrometer

IPA/spekˈtrɒmɪtə(r)/
KK[spɛktrˈɑmətɚ]IPA/spekˈtrɑːmɪtər/

spectrometer — noun

  • spectrometersingular
  • spectrometersplural

1. a scientific device that separates light or other radiation into its different p

1.名詞C1
釋義

a scientific device that separates light or other radiation into its different parts so that scientists can examine and measure each part individually.

例句

Kwame used a spectrometer to identify the chemical elements in the rock sample.

countable noun used with 'a'

The lab's new spectrometer can measure the wavelengths of infrared light with great accuracy.

spectrometer + can measure + [type of radiation]

同義詞
  • spectroscope

    an older, more general instrument for viewing spectra visually; a spectrometer typically also measures and records data.

  • spectrograph

    a type of spectrometer that records the spectrum as an image or photograph.

文法句型

a [adjective] spectrometer

spectrometer + for [gerund]

用法筆記

Frequently modified by a noun describing the type of radiation or property being measured, such as 'mass spectrometer', 'optical spectrometer', or 'infrared spectrometer'.

常見錯誤

❌The spectrometer measured the temperature of the liquid.
✅The spectrometer measured the spectrum of the light passing through the liquid.
💡a spectrometer analyzes spectra (wavelengths), not general physical properties like temperature.