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Spectrograph Meaning in English

word

ˈspɛktɹəˌɡɹæf
SPEK-truh-graf
spˈɛktɹəɡɹˌæf
spek-TRUH-graf

释义

A spectrograph is a scientific instrument that separates light into its different colors or wavelengths, often used to analyze the composition of stars or substances.

用法与细微差别

Mainly used in scientific, especially astronomical and chemical, contexts. Almost always refers to the instrument, not the process or person. Don't confuse with 'spectrometer' (general measurement devices). Common collocations: 'use a spectrograph', 'data from the spectrograph', 'optical spectrograph.'

例句

The scientist used a spectrograph to study the starlight.

basic

A spectrograph can show the colors that make up white light.

basic

The lab bought a new spectrograph for research.

basic

Modern telescopes often come equipped with a spectrograph for detailed analysis.

natural

They calibrated the spectrograph before running the experiment.

natural

You can tell what elements are in a star just by looking at the data from a spectrograph.

natural