astronomical unit造句

1、One astronomical unit equals the distance from the earth to the sun.
一天文单位等于从地球到太阳的距离。

2、One astronomical unit is the distance between the Earth and the sun, about 93 million miles.
一个天文单位是地球与太阳的距离，大约9300万英里(1.5亿公里)。

3、An astronomical unit is the distance between Earth and our sun.
一个天文单位是地球与太阳之间的距离。

4、One astronomical unit is the distance between the Earth and the sun.
一个天文单位等于地球到太阳之间的距离。