的意思 a tropical year

1. A tropical year is approximately 365.24 days long.
一个热带年大约有365.24天。

2. The Earth completes one orbit around the Sun in one tropical year.
地球在一个热带年内绕太阳完成一次轨道运转。

3. The changing seasons are a result of the Earth's tilt and its orbit around the Sun over the course of a tropical year.
季节的变化是地球倾斜和绕太阳运转产生的，这是一个热带年的过程。

4. In ancient times, people used the movement of the stars to track the passage of a tropical year.
古代人们利用星星的运动来追踪热带年的流逝。

5. The Chinese New Year is based on the traditional lunar calendar, which is slightly shorter than a tropical year.
中国的新年是基于传统的农历，它比热带年稍短。

6. Astronomers study the length of a tropical year to better understand the Earth's motion in space.
天文学家研究热带年的长度，以更好地理解地球在太空中的运动。