The astronomers were taking an observation of Jupiter.
天文
家们正在观测木星。
者；天文家家;家;;家;家;家;家;家;者;The astronomers were taking an observation of Jupiter.
天文家们正在观测木星。
Astronomers used to ask why only Saturn has rings.
天文家们过去一直感到奇怪,为什么只有土星有光环。
Astronomers can accurately foretell the date,time,and length of future eclipses.
天文家能精确地
来日食月食的日期、时刻和时长。
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