天体的 的中文句子和英文句子

星盘一种中世纪的仪器，曾用来测量太阳或其它天体的高度，现在已被六分仪取代

A medieval instrument, now replaced by the sextant, that was once used to determine the altitude of the sun or other celestial bodies.


天文学是研究太阳、月亮、星星和其他天体的科学。

Astronomy is the scientific study of the sun, moon, and stars and other heaven bodies.