A star is someone you can recognize on the street, an idol is someone who will cause a stir at a public appearance.
明星是你在街上就能认出的人，偶像就是在公共场合引起轰动的人。
This looks for spectral signs that a star is wobbling due to gravitational tugs from an orbiting planet.
用它来观看光谱迹象，即一颗恒星因为受到一颗绕轨道运行的行星的引力而在晃动。
The bigger a star is, the more rapidly it burns up its fuel, and the quicker it becomes a bloated red giant.
那么这颗恒星越大，其消耗能量的速度就越高，从而其变成一个膨胀红巨星的速度则越快。
First, the most serious problem about the teenagers making track for a star is influencing our normal studies and life.
首先，青少年追星的一大危害就是会影响正常的学习与生活。
The magnitude of a star is based on a scale more than 2,000 years old, devised by Greek astronomer Hipparchus in about 125 BC.
星等分类的方法沿用了超过2000年，由古希腊天文学家Hipparchus于公元前125年创立。
The magnitude of a star is based on a scale more than 2, 000 years old, devised by Greek astronomer Hipparchus in about 125 BC.
星等分类的方法沿用了超过2000年，由古希腊天文学家Hipparchus于公元前125年创立。
If a star is on the A List, designers will give their samples as gifts. Sometimes they will even specially design a dress for a big star.
一线明星们通常会收到设计师馈赠的服装样品。有时设计师们甚至会为巨星特别设计礼服。
The effective temperature of a star is one of the most important parameters, which determine the continuum and spectral lines in the stellar spectrum.
恒星表面有效温度是恒星的一个重要物理参量，是恒星光谱差异的决定因素。
Bianca Jagger defines elegance as she and Andy Warhol attend a New York gala in 1978 in honor of George Cukor, director of A Star Is Born and My Fair Lady.
当比安卡贾格儿和安迪沃霍尔在纽约参加一个以纪念乔治库克（电影《星海浮沉录和《窈窕淑女》的导演）为主题的聚会时，她用自己入时的穿着来定义了何谓优雅。
A star is a person who shines so brightly, who gives their gifts so fully, who loves so completely that everyone is drawn by the light of this star to find the way home.
一颗明星是形容一个人非常闪耀的模样，他们是完全给出自己的礼物，他们是爱每一个看着星星，希望透过光的指引回家的人。
At the moment, getting an accurate idea of stellar age is possible only in unusual circumstances-specifically, if a star is part of a cluster whose members formed from the same cloud of gas.
目前，只有在罕见的情况之下才能获得恒星的准确星龄- - -具体来说，一颗恒星是星团的一部分，星团的其他成员来自同一个星云。
Barbra Streisand is such a humongous star.
芭芭拉·史翠珊是个天后级巨星。
Looking at rising and setting star pairs is a good technique.
观察上升和下降的星对是一个很好的技巧。
Its parent star is a red dwarf--a far smaller and fainter object than the sun.
其母体恒星就像是一个红色的小矮人——比起太阳来实在是又小又模糊。
The first is a pair of planets, each about the mass of Jupiter, that whirl around their home star 15 light years from Earth in perfect lockstep.
第一个是一对质量与木星差不多的行星，这对行星步调一致地围绕距离地球15光年的母恒星旋转。
Anna is a rising star in the world of modelling.
安娜是模特行业的后起之秀。
It's a great film and it features a Spanish actor who is going to be a world star within a year.
那是一部精彩的电影，它由一位西班牙演员主演，他一年之内就会成为国际明星。
Sixties singing star Petula Clark is making a comeback.
60年代的歌星佩图拉·克拉克要复出了。
The standard theory of planet formation holds that no planet that large could be formed so close to a star, leading to the suggestion that the body is a companion star.
行星形成的标准理论认为，没有一颗如此大的行星能在如此靠近恒星的地方形成，因此才有人推测该天体是一颗伴星。
If we look at a star in January—when Earth is at one point in its orbit—it will seem to be in a different position from where it appears six months later.
如果我们在一月份观察一颗恒星——那时地球在其轨道上的一个点——它的位置似乎会与六个月后它出现的位置不同。
Brian did a great job at the talent show. Everyone loved his performance, and he won the first prize! Now Brian is a big comedy star!
布莱恩在才艺表演中表现出色。大家都喜欢他的表演，他还得了一等奖！现在布莱恩是个喜剧明星了！
If you are looking up at the sky on a clear night and you see a sudden flash of light, it is probably a shooting star!
如果你在晴朗的夜晚仰望天空，突然看到一道闪光，那可能是颗流星！
If a basketball star is, for example, trying to gain a high personal point total, he may take a shot himself when it would be better to pass the ball to a teammate, affecting the team's performance.
比如一个篮球明星为了获得高的个人总得分，他可能会在最好把球传给队友的情况下自己出手，影响球队的表现。
Now Dan is a star in our school!
现在丹是我们学校的明星了！
现在迈克是喜剧明星了！
Liu Yu, a fifteen-year-old boy from Shandong, is a running star.
刘宇，一个来自山东的15岁男孩，是一个跑步明星。
P.E. is your favorite. You're always a star at the sports meet.
体育是你的最爱。你一直是运动会上的明星人物。
His parents believe that he needs to spend more time on his homework because it is difficult to become a professional sports star.
他的父母认为，他需要花更多的时间在功课上，因为要成为一名职业体育明星是很难的。
Zhang Jiacheng, aged 14, is a one-armed boy who recently became an online star because of a short video of him playing basketball.
最近14岁的单臂男孩张家成因为一段打篮球的短视频而成为网络红人。
His next step is to rap on National Rap Star on TV. We can all give Dan a big hand.
他的下一步是在《全国说唱之星》上表演说唱。我们都可以给丹热烈的掌声。
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