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...the velocities at which the stars orbit.是什么意思？

...the velocities at which the stars orbit.

恒星沿轨道运行的速度

相关词汇
the velocities at which stars orbit

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

velocities

n. 速度( velocity的名词复数 )，高速，快速；
例句
...the velocities at which the stars orbit.
恒星沿轨道运行的速度

at

prep. （表示位置）在，在（某时间或时刻），以，达， 向，朝；n. 阿特（老挝辅币单位，100 阿特 = 1 基普）；
例句
Prices start at £13.95 a metre for printed cotton...
印花棉布以每米13.95英镑的价格起售。

which

pron. 哪一个，哪一些，哪个，那，指前面提到的事物；adj. 哪一个，哪一些；
例句
...the latest date at which a foetus can be aborted.
能够打胎的最迟日期

stars

abbr. specialized training and reassignment students 经过专门训练后再分配的学生，stationary automotive road stimulator (Toyota) 汽车公路固定刺激物（丰田汽车）；n. 星( star的名词复数 )，明星，（尤指旅馆或餐馆的）星级，星象（根据人出生时天体的位置而描述的命运）；
例句
Ptolemy charted more than 1000 stars in 48 constella-tions...
托勒密绘制了48个星座1,000多颗恒星的星位图。

orbit

n. 轨道，势力范围，眼眶，（人生的）旅程，生活过程；vt.& vi. 在…轨道上运行，环绕轨道运
例句
The orbit of this comet intersects the orbit of the Earth...
这颗彗星的轨道与地球的轨道交叉。
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
House prices will continue to spiral downwards.
房价将继续暴跌。
He wouldn't say this if it weren't the gospel truth.
要不是对此深信不疑，他不会说这样的话。
The question remains whether he was fully aware of the claims.
问题是他是否完全意识到了这些要求。
I'm going to get even with you for this...
我会跟你算这笔账的。
I went to hear him speak and was very impressed. He seemed so full of fire...
我去听了他的讲话，结果留下了非常深刻的印象。他看上去充满了激情。
Inverness, however, rose to the occasion in the second half, producing some of the best football they have played for some time.
然而，因弗内斯队在下半场经受住了考验，踢出了很长一段时间以来的最佳水平。
...the chief test pilot.
首席试飞员
UN officials said a formal request was passed to American authorities...
联合国官员称正式请求已向美国当局转达。
They do a good range of herbal tea.
他们经营种类繁多的花草茶。
His ideas should be more advanced by the time the Committee meets in Edinburgh in October.
到委员会10月份在爱丁堡开会时，他的观点应该更为成熟了。