At one time it was thought that these matrix grains might be pristine nebular dust, the sort of stuff from which chondrules and inclusions were made.
曾经有人认为，这些基质颗粒可能是原始的星云尘埃，即形成陨石球粒及其内含物的物质。
The dust at the bottom of the SPA Basin really does have a fascinating story to tell.
SPA盆地底部的尘埃确实蕴含着一个引人入胜的故事。
It sounds like it's extremely old. So probably some pages are at the point of crumbling into dust?
听起来它好像非常古老。那么，也许有些书页到了即将碎成粉末的程度？
The idea is for people not to be selfish by keeping a book to gather dust on a shelf at home.
这样做是为了让人们不要自私，不要把书放在家里的书架上积灰尘。
Instead of casting a wistful glance 10 at all the species we've left in the dust I.Q.-wise, it implicitly asks what the real 11 of our own intelligence might be.
这一问题不是惆怅地回望那些我们人类在智力上已远远超越的物种，而是含蓄地询问我们的智力的真正代价可能是什么。
Instead of casting a wistful glance backward at all the species we've left in the dust I.Q.-wise, it implicitly asks what the real costs of our own intelligence might be.
这一问题不是惆怅地回望那些我们人类在智力上已远远超越的物种，而是含蓄地询问我们的智力的真正代价可能是什么。
She still stood at her post, her flushed and perspiring face coated with the corn-dust, and her white bonnet embrowned by it.
她仍然站在她的位置上，通红和满是汗水的脸上落了一层麦灰，白色的帽子也被麦灰染成了黄褐色。
At temperatures around minus 230 degrees Fahrenheit, dust blowing up from below or falling into the atmosphere from space provides a resting spot for water vapor to condense and freeze.
在大约零下230华氏度的气温下，由下而上吹起或从太空落下的灰尘为水汽提供了凝缩冻结的停留地点。
At the tips of the dust and gas protrusions, excellent examples of Herbig-Haro objects can be seen.
在尘埃和气体突起的尖端，我们能看见赫比格-哈罗天体的完美实例。
Energetic light from this star is eating away the dust of the dark cometary globule at the top right the image.
从这颗恒星发出的高能光线正把途中右上角的黯淡的彗星似的小球体中的尘埃消灭掉。
Its unusually large nucleus gave off a great deal of dust and gas -estimated at roughly 18 to 25 miles (30 to 40 kilometers) across -appeared bright to the naked eye.
它异常巨大的彗核释放出大量的尘埃和气体——其彗核直径估计有18到25英里(30到40公里)——使它能够被肉眼清晰地看见。
Its unusually large nucleus gave off a great deal of dust and gas - estimated at roughly 18 to 25 miles (30 to 40 kilometers) across - appeared bright to the naked eye.
它异常巨大的彗核释放出大量的尘埃和气体——其彗核直径估计有18到25英里(30到40公里)——使它能够被肉眼清晰地看见。
At this point, as the dust on yesterday's inevitable announcement settles, my thoughts turn not to an Apple without Jobs but to a world without him.
这时候，正如昨天不可避免的公告拭去的尘埃，我的思考不是转为没有乔布斯的苹果而是没有他的世界。
One day, when Ali Baba was in the forest, and had just cut wood enough to load his asses, he saw at a distance a great cloud of dust, which seemed to approach him.
一天，当阿里巴巴进到树林里，并且刚砍到了足够的木头运到驴车上的时候，他远远的望见了一大片尘土，看起来向他的方向接近过来。
But at infrared wavelengths bright light from nearby stars lights gas and dust up with beautiful purples, greens, and blues.
不过在临近恒星发出的红外波长光线的照射下，让它的气体和尘埃呈现出美丽的紫、绿和蓝色。
In the day time the street was dusty, but at night the dew settled the dust and the old man liked to sit late because he was deaf and now at night it was quiet and he felt the difference.
白天里，街上尽是尘埃，到得晚上，露水压住了尘埃。这个老人喜欢坐得很晚，因为他是个聋子，现在是夜里，十分寂静，他感觉得到跟白天的不同。
At Linfen, residents have said they literally choke on coal dust in the evenings.
临汾的当地居民说，到了晚上，煤尘让他们几乎窒息。
Powerful radiation from the stars is sculpting the surrounding dust, creating the ring-like structure seen at the center of this frame.
强烈的辐射穿透了周围的尘埃，形成了图片上的环状结构。
Kraus and his colleagues used recent enhancements in infrared interferometry techniques to scan the star at high resolution for signs of dust.
Kraus和他的同事们使用红外干涉的最新增强技术，以高分辨率扫描星体来获得尘埃标记。
Earthlings can only wonder at the dense star clusters and massive gas and dust clouds that reside there.
地球生物只能对着那儿致密的星团和大质量气体尘埃望洋兴叹。
We're also good at seeing big clouds of small particles of dust. ... But in between dust grains up to a millimeter in size and the smallest planets we can see, we're blind.
我们也同样擅长于发现那些一大堆的尘埃...但是如果要去发现那些毫米级的尘埃，和那些我们能看到的最小的行星，我们几乎就成了盲人。
Today (top left), for example, the gravity of the gas giant Neptune creates gaps by tugging at the icy dust and debris of the Kuiper belt, which orbits just beyond the planets.
譬如说今日的(左上图)，气体巨型星海王星的重力通过对轨道就在行星们不远处的柯伊伯带的结冰尘埃和残骸拉扯制造出数个缺口。
By encouraging them to dust off their pet ideas, the summit will at the very least create a bull market in new schemes for global economic governance.
通过鼓励经济学家们重温他们喜欢的话题，这次峰会至少会在全球经济治理的新秩序下创造出一个看涨的市场。
A mattress line aimed at combating dust mites, mold and germs, the HealthSmart featured a zip-off top that could be washed or dry cleaned.
健康智能床垫生产线目标在于对抗灰尘和细菌，特点是表层设计成拉链，可以拿下来洗干净或者晒干。
In tests, this fabric flap proved itself to be exceptionally good at sweeping up dust bunnies.
好吧。在测试里这些多余的布料证明了自己清扫灰尘的功能非常出色。
The present day interstellar dust is weighed by measuring the intensity and color of emission at longer infrared wavelengths.
至今星际尘埃是通过测量长于红外线的波长的强度和发光颜色来权衡。
Although they are a natural phenomenon, dust storms have been occurring more often, at shorter intervals, and with greater force in recent years, and human activity is the cause.
沙尘暴虽是自然现象，但是近年来发生的频率却逐渐增加，间隔的时间也愈来愈短，破坏力更强大了，人的活动是罪魁祸首。
Although they are a natural phenomenon, dust storms have been occurring more often, at shorter intervals, and with greater force in recent years, and human activity is the cause.
沙尘暴虽是自然现象，但是近年来发生的频率却逐渐增加，间隔的时间也愈来愈短，破坏力更强大了，人的活动是罪魁祸首。
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