| 单词 | astrophysicist |
| 释义 | astrophysicist (once / 29041 pages) n An astrophysicist is a scientist who specializes in studying space, stars, planets, and the universe. If you want to be an astrophysicist one day, you'll have to pay close attention in your physics class. Today the terms astrophysicist and astronomer tend to be used interchangeably — if you make a career of being an expert on space, you'll need to know a lot about the physics of celestial bodies. The prefix astro- comes from the Greek word astron, "the stars," and physicist is rooted in physics, or "natural science," from ta physika, "the natural things" in Greek. WORD FAMILYastrophysicist: astrophysicists+/astrophysical: astrophysically/astrophysics: astrophysical, astrophysicist USAGE EXAMPLESIf future measurements confirm this more-even distribution of dark matter, astrophysicists might need to revise their models of how the Universe evolved. Nature(Dec 13, 2016) Astrophysicist France Córdova took over in March 2014, and plans to serve out the remainder of her term. Nature(Nov 29, 2016) Studying the polarization would then enable astrophysicists to infer properties such a neutron star’s size and the strength of its gravity at its surface. Science Magazine(Nov 30, 2016) n an astronomer who studies the physical properties of celestial bodies Exp|Hyper Sir Fred Hoyle an English astrophysicist and advocate of the steady state theory of cosmology; described processes of nucleosynthesis inside stars (1915-2001) Edwin Powell HubbleUnited States astronomer who discovered that (as the universe expands) the speed with which nebulae recede increases with their distance from the observer (1889-1953) astronomer, stargazer, uranologist a physicist who studies astronomy |
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