Then suppose only one or two of, say, ten planets per star is conducive to the formation of life, as is the case with our own solar system.
然后假设和我们的太阳系一样，每颗恒星周围每十颗行星有一颗或两颗有利于形成生命。
After that came the number of planets per star that traveled in orbits in the right locations for life to form (assuming life requires liquid water).
其三是，有每颗恒星所拥有的行星当中，到底有多少颗行星是运行在适宜生命存在的轨道上(假定生命的存在需要液态水)。
The findings, detailed in this week's issue of the journal Nature, indicate there are about two free-floating planets per star in our galaxy—and perhaps in other galaxies, too.
发现表明，在我们的银河系中每一颗恒星大约会有两个不受约束的行星。大概其它星系也是如此。
But it's going to be difficult to spot a movie star among the hordes of habitants: approximately 7, 800 per square mile.
不过，在人口面积约7800人每平方英里的土地上，发现电影明星真不是件容易的事情啊。
The biggest star these days is Amanda Hocking, who is selling 100,000 ebooks on Kindle per month, and keeping most of that money ($3-5 retail).
现今最耀眼的明星要数阿曼达﹒霍金，她每个月在Kindle上卖出100,000本电子书，并得到了几乎全部的报酬（零售价一本3到5美元）。
At that speed, HM Cancri is the fastest binary star pair ever discovered, with each White Dwarf circling the other at a speed of 310 miles per second.
双星HMCancri是迄今为止所发现的运行最快的双星，它们是一对白矮星，其中一个围绕着另一个运转的速度是每秒310英里。
The new tax will cost 3 euros ($4) per person per night for four- and five-star hotels and 2 euros ($2.70) for lower categories.
新政策将对住在四星级及五星级酒店里的游客收取每人每晚3欧元 （4美金）的税，其他低档酒店则为2欧元（2.70美金）。
Roughly 30 times per second you see the star become bright and then go dim again.
大概是30次每秒，这行星开始变亮，然后又再次变暗。
Argentine power forward Luis Scola is also back following a star-making performance at the recent world championships, where he led the tournament in scoring (27.1 points per game).
而来自阿根廷的大前锋路易斯克拉在最近的世锦赛上也打出了明星级的表现，场均得到27.1分成为本届锦标赛的得分王。
Overall, he ranks 14th in the NBA in PER and, in spite of his team's awful record, seems a near-lock to make the All-Star team.
全联盟范围内，他的PER值排名14，虽然球队战绩糟糕，但他也几乎预定了自己的全明星席位。
Recently, about 78% of rooms at 5-star hotels in Beijing have been booked, at an average rate of 3464 yuan per night, 3.6 times the rate a year earlier.
目前北京五星级宾馆78%的客房已被预定，平均每晚3464元，是去年同期价格的3.6倍。
An adoption agency source tells the publication, "the process has 100 per cent started," and the New York Daily News reports friends of the star have confirmed Aniston's plans.
位来自领养事务所相关人员告诉媒体：“领养的进程百分之百开始了。”《纽约日报》的新闻报道称安妮·斯顿的朋友们也证实了这位明星的领养计划。
The company invests about $11.7 million and more than 32, 000 working days per year in corporate culture workshops, furthering the possibility of an internal rising star to one day make it big.
喜利得每年都会在公司文化研讨会上投入约1,170万美元以及32,000个工作日，为培养公司内部的未来职场新星提供更多机会。
Harry Potter star Daniel Radcliffe joins the 9 per cent who sported an aquiline nose, said to symbolise a cool tactician with a business mind.
《哈利·波特》影星丹尼尔·雷德克里夫长着一只鹰钩鼻，这类人占到9%。鹰钩鼻被认为象征着有商业头脑的冷静谋士。
The precision which we need to discover a Jupiter-like planet around a sun-like star is something like 28.4 meters per second.
径像速度精确度，用于探索一个似木星行星，绕行似太阳恒星，大约是每秒28.4米。
Jia He Yuan Hotel (new 3 star hotel): RMB 350 per night.
嘉和苑（全新三星级酒店）：人民币350 元每晚。
Most of the pulsars that spin faster than once per 20 milliseconds are part of a binary star system, but about 30% have no companions whatsoever, the scientists note.
科学家们指出，多数脉冲星是双星系统的一部分，自转速度不到20毫秒一周，但是大约30%的脉冲星没有任何伴星。
The organizing committee has contacted three local hotels: 1. Bao Dao Resort ( quasi 4 star hotel): RMB 280 per night;
在会场附近，大会组委会联系安排了三家旅馆：1。宝岛度假村（准四星酒店）：人民币280 元每晚；
The organizing committee has contacted three local hotels: 1. Bao Dao Resort ( quasi 4 star hotel): RMB 280 per night;
在会场附近，大会组委会联系安排了三家旅馆：1。宝岛度假村（准四星酒店）：人民币280 元每晚；
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