Porosity can be caused by gases coming out of solution during cooling and becoming trapped between dentrite arms as tiny voids.
在冷却,溶液的气逸出造多孔性,或被截留在晶之间形微小气孔。
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And those are indicative of what is inside the water or the soil.
逸出的就是在水和土壤里的东西。
The oxygen out of the iron oxide comes off as oxygen gas.
氧化铁中的氧会氧气的形式逸出。
The goal is to trap escaping heat and direct sunlight toward the Martian surface.
其目标是捕获逸出的热量,并将阳光直射到火星表面。
Cooling systems use gases called refrigerants. Such gases can affect the atmosphere if they escape.
冷却系统使用一种叫制冷剂的气体。如果这些气体逸出,能会影响大气。
This hall of mirrors only lets blue light escape.
这个镜厅只让蓝光逸出。
A soft sigh, too quiet to be a groan, escaped him.
一到不能算是呻吟的轻叹从他口中逸出。
But they can also close the stomata to prevent other things like water from escaping.
但它也关闭气孔,防止水等其他东西逸出。
This outer layer prevents water from escaping, and nasty things, like viruses, from getting inside.
这外防止水分逸出,也防止病毒等有害物质进入。
When the surface moves, gases that reflect sunlight could escape from the interior of the moon.
当表面移动,反射阳光的气体从月球内部逸出。
A volcanic vent is a place on the Earth's surface where lava or gas can escape.
火山喷口是地球表面熔岩或气体逸出的地方。
He predicted that there would be patches of invisible supergravity from which not even light could escape.
他预测必定存在着肉眼不见的超重力区域,连光线都无法逸出。
Then he fell, and lay where he fell, howling lugubriously as the long train of sleds churned by.
最终他躺倒在地, 长长地悲呜自他口中逸出。与此同时, 长长的雪橇队一辆接一辆从他身旁吱吱地驶过。
They were packed so tightly that any light just bounced off those electrons, zigzagging around instead of escaping.
它被挤得如此之紧,至于任何光都只是从这些电子上反弹回来,蜿蜒而不是逸出。
An opening in the rock let the gas expand, which blew open a hole for the magma to escape.
岩石上的一个开口让气体膨胀,这就炸开了一个洞,让岩浆逸出。
But how does the leaf prevent unwanted intruders, like bacteria from getting in and stop important reactants from escaping?
但是,叶子要如何防止不必要的入侵者(如细菌)进入并阻止重要的反应物逸出?
Warm air escapes our homes easily, so adding draught excluders or a rolled-up towel to block these gaps will help.
暖气很容易从我的家中逸出,因此,使用防风罩或用卷起的毛巾来堵塞家中的缝隙将有所帮助。
Gases like hydrogen are so light that they are escaping through the atmosphere at a rate of 3 kg per second.
像氢这样非常轻的气体,它会每秒3千克的速度逸出大气。
She announced her condition by a long, heartbreaking wolf howl that sent every dog bristling with fear, then sprang straight for Buck.
一极长的, 令人胆寒心惊的狼嗥从她口中逸出, 把所有的狗都吓得耸起了毛发。这时才有人知道她生病了。接着她便朝巴克直扑过来。
Concerns over radiation escaping from the test site have increased with each explosion.
RIVERS:随着每次爆炸,对从试验场逸出的辐射的担忧都在增加。
And, with those pores open longer, more water could escape.
而且,随着这些毛孔打开的时间变长,更多的水逸出。
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