恒星系统

The sun's three nearest known stars are gravitationally bound in a system called Alpha Centauri that's located 4.36 light-years away.

已知跟太阳最近的三颗恒星叫做南门二，被引力束缚在同一个系统中，位于4.36光年以外。

But there are images of binary star systems consisting of one normal star and one black hole, and of the central regions of Galaxies that are believed to contain black holes.

但是有由一个黑洞和一个正常恒星组成的双子星系统的图像，和被认为包含有黑洞的星系中心区域的图像。

Quite possibly. The Cygnus X-1 binary star system contains one of the best candidates for a black hole.

很可能！双星系统天鹅座X-1是最佳的恒星黑洞候选者之一。

In some binary star systems, gas escapes from one star and is captured by the gravity of the other to form a disk.

某些双星系统中，当从一个恒星逃出的气体被另一个星体的重力捕获时，也会形成盘状结构。

Matter comes from the norrna.1 star in a binary system can be caught by the gravitational field of the compact star.

来自双子系统正常恒星的物质，会被压缩星体的重力场所捕获。

Spiral galaxies are considered to be gravitationally bound configurations of stars.

旋涡星系被认为是由恒星组成的引力束缚系统。

A galaxy is a system of many stars and gas that is gravitationally bound in a dark matter halo.

星系是许多恒星和气体构成的系统，在一个暗晕里面通过引力束缚在一起。

Our Sun will probably produce a planetary nebula in about 5 billion years .

他猜测它们可能是正在年轻的恒星周围形成的行星系统。

A pirouette of two stars and a planet can be stable," explains Dr Koch."

一颗行星与两颗恒星能够组成一个稳定的旋转系统。

Pollard is a member of a world wide collaboration called Planet, which is searching the skies for evidence of stars with planetary systems similar to our own.

波拉德是一个叫做"行星"的全球协作机构的成员，该机构的任务是搜索天空，寻找具有类似我们这个行星系统的其他恒星的证据。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。