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Mathematics and astronomy are cognate sciences.是什么意思？

Mathematics and astronomy are cognate sciences.

数学和天文学是互相关联的科学.

相关词汇
mathematics and astronomy are cognate sciences

mathematics

n. 数学，〈诗〉同“ripen”，算学；
例句
The core subjects are English, mathematics and science...
基础课是英文、数学和科学。

and

conj. 和，与，而且，于是，然后，因此；
例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

astronomy

n. 天文学；
例句
Speaking generally, the space enterprise has served astronomy well.
总的说来，航空企业很好地促进了天文学的发展。

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；
例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

cognate

adj. 同宗的，同根的，同语系的；n. 同家族的人，同源词；
例句
Physics and astronomy are cognate sciences.
物理学与天文学是互有关联的科学.

sciences

n. 科学( science的名词复数 )，科学研究，自然科学的学习与研究，理科；
例句
Health Sciences such as Medicine, Dentistry , Pharmacy, Physiotherapy and Physical Education.
健康科学,如内科, 牙医, 药剂学,临床和物理教育.
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。
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。
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。
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
When he said he was quitting school, I did a double take.
他说要退学, 我吃了一惊,后来才恍然大悟.
His behaviour spoke of an early maturity...
他的举止流露出早熟的痕迹。
He contracted a rare form of cancer...
他得了一种罕见的癌症。
His was a utopian vision of nature in its purest form.
他对大自然怀有一种极为纯粹的乌托邦式看法。
Its allurement was its remoteness.
距离产生美.
Proteins which have two separate but interacting sites are called allosteric proteins.
这种具有两个不同而又相互作用位置的蛋白质叫做变构蛋白质.
I had walked around the entire peninsula.
我走遍了整个半岛。
I selected two negatives to print from.
我选了两张底片进行冲印。
Don't hold me to that...
我不能百分百保证。
Her interest in the project is on the wane.
她对这个项目的兴趣正在减弱。