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There are 5 stages during the development of embryo, including the stage of 2-celled proembryo, multicellular proembryo, globular proembryo, pyriform proembryo, differential embryo and mature embryo.

胚胎发育经过二原胚、原胚、球形原胚、梨形原胚、分化胚和熟胚阶段。

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We also describe the basic principle of white dwarf cosmochronology and its application in defining the age of the Galactic disk, globular clusters, open clusters and Galactic halo.

介绍了白矮星宇宙纪年的基本原理及其在银盘、球状星团、疏散星团以及银晕年龄确定方面的应用现状。

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Crash Course 天

Globular clusters were a good clue that there was more going on.

球状星团是一个很好的明还有更多的秘密等待着我们去发掘。

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Crash Course 天

Open, or galactic clusters, and globular clusters.

开放星团或疏散星团,以及球状星团。

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国家地理选编

In addition, Scott included another layer of signposts: pulsars in globular clusters orbiting the Milky Way.

此外,斯考特还查了另一层路标:绕行银河系的球状星团里的脉冲星。

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Crash Course 天

We know this because in most globulars, the MOST massive stars are LESS massive than the Sun.

我们之所以知道这一点,是因为在大多数球状星团中,质量最大的恒星质量都比太阳的质量小。

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经济学人-

“We don't know everything, but that doesn't mean we know nothing, ” reminds a globular character on a few occasions.

“我们不是什么都懂,但这不意味着我们什么都不懂。”

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Crash Course 天

Because globular stars lack heavy metals, it's unlikely they would've formed planets like Earth.

因为球状恒星缺乏重金属,它们不太可能形成像地球这样的行星。

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Crash Course 天

Globular clusters are larger, have hundreds of thousands of stars, and are more spherical.

球状星团更大,有几十万颗恒星,而且更像球状。

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奇思妙想科学站

First of all, the stars in a globular cluster aren't exactly like our good old Sun.

首先,球状星团中的恒星并不像我们善良的老太阳。

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Crash Course 天

The stars in globular clusters tend to have less heavy elements in them too, which you expect if they're old.

球状星团中的恒星往往也含有较少的重元素,如果它们很老的话,这也是你所期望的。

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国家地理选编

Ancient clumps of stars that predate the Milky Way, globular clusters are gorgeous and mysterious, and they are veritable millisecond pulsar factories.

球状星团是比银河系更古老的恒星团,又神秘,而且简直是制造毫秒脉冲星的工厂。

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科学60秒-科学国人 2021年8月合集

Natarajan: If those globular clusters like Pal 5 are further littered with black holes, the inventory just explodes, basically.

Natarajan:如果像 Pal 5 这样的球状星团进一步散布着黑洞,基本上,存量就会爆炸。

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Crash Course 天

Speaking of which, most of the globular clusters orbiting the Milky Way are in the halo.

到这,大部分环绕银河系的球状星团都在光晕之中。

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寂寞芳心(上)

The globular young man, red with annoyance, had torn himself from his family and was hastening across the room to her.

圆圆的年轻人气得满脸通红, 他从家人身边挣脱出来, 急忙穿过房间向她走去。

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Crash Course 天

It's producing so many stars that astronomers think it may be in the process of forming a globular cluster!

它产生了如此多的恒星,以至于天学家甚至认为它可能正在形成球状星团的过程中!

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海底两万里(原版)

From its mass of greenery, huge globular fruit stood out, a decimeter wide and furnished on the outside with creases that assumed a hexangular pattern.

在团团的青绿丛中,垂下粗大的球形果子,约一分米大,外表凹凸不平,好像六角形。

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Crash Course 天

Such collisions are extremely rare in space, but the stars are so tightly packed in globulars that collisions are more common.

这样的碰撞在太空中极为罕见,但球状星团中的恒星非常紧密地聚集在一起,因此碰撞更为常见。

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Crash Course 天

Despite being larger than open clusters, globulars have more stars and are denser, which is one reason they live longer than open clusters.

尽管球状星团比开放星团大,但球状星团拥有更多的恒星,密度也更大,这也是它们比开放星团寿命更长的原因之一。

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寂寞芳心(上)

Across the room sat the globular lady she had encountered that morning, and beside the globular lady sat a round-headed, round-bodied girl; her daughter, at first glance.

房间对面坐着她那天早上遇到的球状女士,球状女士旁边坐着一个圆头圆身的女孩。她的女儿,乍一看。

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Crash Course 天

They form a roughly spherical shape, hence the term globular, and generally have a well-defined core with stars scattered around them in a halo that fades away with distance.

它们大致呈球形,因此有“球状”一词,通常有一个明确定性的核心,恒星分散在它们周围,形成的光环随着距离的增加而逐渐消失。

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一个叫欧维的男人决定去死

She's standing in the opening to the living room with her hands on her globular stomach, balancing it in front of her as if it were a large laundry basket.

她站在客厅门口,双手捧着圆鼓鼓的大肚子,就像吃力地捧着一筐脏衣服以保持平衡。

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