This distance is known as the 'astronomical unit' or AU.
这个距离被称为“天文单位”或 AU。
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。
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。
Actually, in terms of distance per unit energy, flying is pretty efficient.
按照单位距离来看的话,飞行是非常顺利的。
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。
No one would say that. A light year is a unit of distance not time.
没有人会那么说,一光年是距离单位不是时间单位。
The teaching of taking course as unit is the basic teaching form of distance education.
以课程为单元组织教学是远程教育的基本教学形式。
Know astronomical unit and light year are used for expressing the distance between celestial bodies.
知道天文单位和光年是用来丈量天体之间距离的单位。
The number of data points or measurements per unit of time or distance.
单位时间或单位距离内测量点或数据点的个数。
Gauges can be controlled from distance with the included switch unit.
仪表可以控制从距离与包括开关装置。
The distance from the sun to earth is one astronomical unit.
太阳到地球的距离即为一个天文单位。
The speed of wave is the distance it advances per unit time.
(波速是波在单位时间内前进的距离)。
A unit of distance equal to 3.0 statute miles (4.8 kilometers).
一长度单位,相当于3.0法定英里(4.8公里)。
An ancient Persian unit of distance, usually estimated at3.5 miles (5.6 kilometers).
巴拉尚古波斯的一种长度单位,通常等于3。5英里5。
An ancient Persian unit of distance, usually estimated at3.5 miles (5.6 kilometers).
巴拉尚古波斯的一种长度单位,通常等于3。5英里5。
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