galactic astronomy
常见例句
- Astronomy focuses on the planetary. galactic. and stellar phenomena occurring in outer space.
天文学专业主要研究星星和星系以及外层空间中恒星的现象。 - In fact, astronomy cannot pinpoint such a "galactic alignment" to within a year, much less a day.
事实上，天文学还不能在一年的误差内计算这一“银河连珠”事件发生的时间，更不用说精确到某一天了。 - Quipped science writer Ian O'Neill on his astronomy blog Astroengine, "Life is grim on the galactic rim."
科普作家伊恩·奥尼尔在自己的天文博客Astroengine中一语双关地写道：“在银河系边缘，生活是严酷的。” 返回 galactic astronomy