查询词典 planetary

In fact, 21st century astronomers would classify it as a Planetary Nebula, but it's not a planet either, even though it may appear round and planet-like in a small telescope.

事实上，21世纪的天文学家将该天体归类为行星状星云，但是它也不是一颗行星，尽管通过小型望远镜看，它的外观可能呈圆形、类行星状。

Well, 20th century astronomers would classify it as a Planetary Nebula ... but it's not a planet either, even though it may appear round and planet-like in a small telescope.

在21世纪，天文学家会将它分类为行星状星云，但是实际上它也不是行星，只是用小型的望远镜观测时，它具有行星的圆盘状外观而已。

"Butterfly"-shaped object is a planetary nebula, extending the length of this structure is about 3,800 light-years.

&蝴 蝶&状天体是一个行星状星云，这个结构延伸长度大约是 3800 光年。

The Hubble Space Telescope captured this image of the Stingray Nebula, the youngest known planetary nebula.

哈勃太空望远镜捕捉到了这幅黄貂鱼星云的图像，它是目前已知的最年轻的行星状星云。

The object, called NGC 2371, is a planetary nebula, the glowing remains of a sun-like star.

这个天体，叫做NGC2371，一个行星状星云，是一颗正在成长类太阳恒星的遗迹。

A planetary nebula is the glowing gas around a dying , Sun-like star .

行星的星云是在死，象Sun 一样的星周围的发光的气体。

This famous object is a so-called planetary nebula that represents a phase of stellar evolution that the Sun should experience several billion years from now.

这个著名的天体之所以被叫做行星状星云是因为其代表了一个行星进化的阶段，就好比太阳形成至今几十亿年间所经历过的。

At the end of its life, a star with a mass less than eight times that of the Sun will blow its outer layers away, giving rise to a planetary nebula.

一个质量少于太阳8倍的恒星，在其演化的最后时期，将褪去其外层气壳，并形成行星状星云。

The colorful glowing shroud is called a planetary nebula.

这个色彩丰富的笼罩物被行星状星云。

NGC 1300is one of the galaxies of Eridan, a planetary nebula located 85 million lightyears from Earth.

NGC 1300是距离地球8500万光年的波江座内众多星系之一。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"