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年龄--金属丰度关系给出了银河系形成和演化的线索.用英语怎么说？

年龄--金属丰度关系给出了银河系形成和演化的线索.

Theage - metallicity relation AMR provides useful clues about the Galactic formation and evolution.

相关词汇
metallicity relation provides useful clues about the galactic formation and evolution

metallicity

金属性，金属特征；
例句
Theage - metallicity relation AMR provides useful clues about the Galactic formation and evolution.
年龄--金属丰度关系给出了银河系形成和演化的线索.

relation

n. 关系，联系，关联，亲属；
例句
For many software packages, the price bears little relation to cost.
对于很多软件包来说，价钱和成本没有什么联系。

provides

v. 提供，供给，供应( provide的第三人称单数 )，规定，提供[(+for)]，装备；
例句
Simon's book provides a succinct outline of artificial intelligence and its application to robotics.
西蒙的书简明扼要地概括了人工智能及其在机器人技术方面的应用。

useful

adj. 有用的，有益的，有帮助的，令人满意的；
例句
A tripod will be useful to align and steady the camera...
三脚架有助于调准和稳定相机。

clues

n. 线索( clue的名词复数 )，提示，（帮助警方破案的）线索，（纵横填字谜、游戏或问题的）提示词语；
例句
There was a vast distance between psychological clues and concrete proof...
心理提示和确凿证据之间相差甚远。

about

prep. 关于，大约，在…周围；adv. 大约，在附近，在四周，几乎；adj. 在附近的，四处走动的，在起作用的，在流行中的；
例句
The helicopter can zip along at about 150 kilometres an hour.
该直升机能以每小时150公里左右的速度疾进。

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。

galactic

adj. 银河的；
例句
The Galactic Dust in Corona Australis: Two blue - reflection nebulae.
南冕座星尘内,两个星云焕发着梦幻般的蓝色光辉.

formation

n. 形成，构成，结构，形成物，编队，队形；
例句
The Prime Minister resigned today, clearing the way for the formation of a new government...
首相今天的辞职为新政府的组建扫清了道路。

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。

evolution

n. 演变，进化，发展；
例句
...the evolution of plants and animals.
动植物的进化
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。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
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。
Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
相关例句
He was always a devil of a nuisance...
他总是极讨人厌。
A downpour of rain put out the children's bonfire.
一阵大雨把孩子们的营火都浇灭了.
But that pales next to the number of those learning English.
但这和学英文的人比仍相形见绌.
...a rich cream that keeps skin soft and smooth.
能让皮肤永葆柔嫩光滑的营养霜
Dad and Cheyenne were inseparable throughout the next three years.
接下来的三年里,爸爸和夏延变得密不可分.
The Tories will have to supply a more comprehensive prospectus than they have so far.
它实际上标志着一场遥遥无期的政治大选拉开了序幕.
Other, more devious, patterns became clear when I knew about the taping.
我知道了录音的事之后, 就清楚了其他更为迂回曲折的手腕.
When he was fishing off the island he was caught in a storm and almost drowned...
他出岛捕鱼时，赶上一场暴风雨，差点淹死。
Most of Britain's motorways radiated from London.
英国的大多数公路从伦敦向四方延伸.
It was his invariable custom to have one whisky before his supper.
晚饭前来杯威士忌,这是他一直以来的习惯。