| 单词 | x-ray astronomer |
| 释义 | > as lemmasX-ray astronomer X-ray astronomer n. an expert or specialist in X-ray astronomy. ΘΚΠ the world > the universe > cosmology > astronomy > [noun] > X-ray astronomy > person X-ray astronomer1966 1966 Press-Telegram (Long Beach, Calif.) 21 Apr. b6/5 Demands for experiment-room aboard the four OAOs [= Orbiting Astronomical Observatories] have so greatly exceeded space available that even the world's No. 1 X-ray astronomer, Herbert Friedman..was left standing in a line that stretches all the way into the 1970s. 2000 J. C. Wheeler Cosmic Catastrophes viii. 151 X-ray astronomers see several accreting neutron stars in the Galaxy that are labeled as X-ray transients. < as lemmas |
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