子星 [
zǐ xīng]
[天] component
- 通过计算螺旋气体的膨胀率可知每800年螺旋中必将会出现新的一层。 这个时间和这对双子星相互环绕运行的时间非常接近。
Given the expansion rate of the spiral gas, a new layer must appear about every 800 years, a close match to the time it takes for the two stars to orbit each other. - 斯科特称此次飞行的宣传工作太多了,而所有的宣传都提到了这对十二星座中的双子星,但他们也知道还有许多工作要做。
Scott says beyond the publicity surrounding their flights - with all those references to the Gemini twins of the ancient Zodiac signs, the brothers know there's work to be done. - 至于螺旋本身,最近的推测是这是双子星系统中的一个恒星进入行星星云阶段的结果,此时它的外层大气会被喷出。
As for the spiral itself, current supposition is that this is the result of a star in a binary star system entering the planetary nebula phase, when its outer atmosphere is ejected.
您正在访问的是
中国词汇量第二的英语词典
更多精彩,登录后发现......