低质量的句子示例
通过研究星团中最亮和最热的主序星，玖富娱乐代理，天文学家估计它是在2.2亿年前形成的。
By investigating 它也可能是最古老的天文学家之一：天文学家估计，最初的爆炸可能发生在8万到100万年前的任何地方。
It is also possibly one of the oldest: Astronomers estimate the original explosion may have happened anywhere from 80,000 to one million years ago.天文学家估计它比地球的大气层厚100倍。
Astronomers estimate it to be a hundred times thicker than Earth's atmosphere.天文学家估计银河系可能会充满多达1亿个黑洞。
Astronomers estimate that the Milky Way could be filled to 100 million black holes.天文学家估计小行星每几百年造访地球一次。
Astronomers estimate that little asteroids like that come about every hundred years.天文学家估计，这颗卫星大约13到34公里宽。
Astronomers estimate it is between 13 and 34 kilometres across.天文学家估计宇宙至少有700垓(7×1022)颗恒星。
Astronomers estimate that there are at least 70 sextillion(7×1022) stars in the observable universe.天文学家估计，2014年春季，G2距离黑洞最近，距离150亿英里。
Astronomers estimate that G2 was closest to the black hole in the spring of 2014, 15 billion miles away.天文学家估计该恒星的1％会被最终消耗或吸附掉。
The astronomers estimated about one percent of 天文学家估计，2014年春季，G2距离黑洞最近，距离150亿英里。
Astronomers estimate that the G2 closer to the black hole in the spring of 2014, to 15 billion kilometers.天文学家估计这个超大质量黑洞约为太阳质量的5万倍。
Astronomers estimate this supermassive black hole is about 50,000 times the mass of the Sun.现代天文学家估计，该超新星残骸距离地球9000至11000光年远。
Modern astronomers estimate that the remnant lies between 9,000 and 11,000 light-years away.因此，天文学家估计，赤道的赤道比从极到极的宽度至少高14％。
Accordingly, astronomers estimate that Altair is at least 14 percent wider at the equator than it is from pole to pole.天文学家估计，有大约981颗大型近地天体偶尔会悄悄靠近我们的地球。
Astronomers estimate there are about 981 big near-Earth objects that occasionally creep close to our planet.天文学家估计，产生该星云的超新星爆炸大约发生在5000至10000年前。
Astronomers estimate the supernova explosion that produced the nebula occurred between 5,000 to 10,000 years ago.天文学家估计，在大约5000万年的时间里，这颗卫星将撞上红色的行星。
Astronomers have estimated that in about 50 million years, this moon will crash into the red planet.根据它的质量推算，天文学家估计当它在900万岁时将会变成超新星。
Based on 通过研究星团中最亮、最热的主序星，天文学家估计它大约形成于2.2亿年前。
By investigating 从反射的亮度来看，天文学家估计小行星的大小约为三分之一英里（0.5公里）。
From its reflected brightness, astronomers estimate that the asteroid is about a third of a mile 0.5.根据观测发现，天文学家估计这些原行星盘内有1%到2%的碳以纳米钻石的形式存在。
Based on observations, astronomers estimate that up to 1-2 percent of the total carbon in these protoplanetary disks have been used to form nanodiamonds.
