asteroids
小行星
常用释义
英式发音
美式发音
基本释义
- n. [天]小行星（asteroid 的复数）
例句
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1·So to talk about where meteorites come from, we need to talk about comets and asteroids.那么讲到流星体从何而来，我们就需要讨论下彗星和小行星。
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2·Roids are, for the most part anyway, they are just smaller bits of asteroids and comets.在很大程度上，Roids 只是小行星和彗星的小碎片。
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3·Rubin suggests that asteroids' heat could have derived from collisions between asteroids.鲁宾认为，小行星的热量可能来自小行星之间的碰撞。
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4·Earth's crust contains very little of this element, but most asteroids contain a lot more.地壳中含有的这种元素很少，但大多数小行星上的要多得多。
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5·I'm not going to go into any depth on comets and asteroids now, but we'll come back later and do that.我现在不打算深入讨论彗星和小行星了，但是我们稍后会再回到这个点上，讨论这方面的内容。
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6·The solar system also has two analogous classes of objects, smaller than planets—namely, asteroids and comets.太阳系也有两类类似的物体，比行星还小——即小行星和彗星。
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7·These asteroids are like the terrestrial planets, in that they're composed mostly of rocky material and metals.这些小行星像类地行星一样，主要由岩石物质和金属构成。
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8·The Sun is the hub of a huge rotating system consisting of nine planets, their satellites, and numerous small bodies, including asteroids, comets, and meteoroids.太阳是一个巨大的旋转系统的中心，这个旋转系统由九大行星、它们的卫星和无数的小天体组成，包括小行星、彗星和流星体。
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9·Skeptics have argued that a single impact would raise an asteroid's overall temperature very little and that asteroids would cool too quickly between impacts to accumulate much heat.怀疑派认为，一次撞击只会使小行星的整体温度上升很小，而且小行星在两次撞击之间会迅速冷却，从而无法积聚大量热量。
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10·A recent discovery that asteroids are highly porous makes Rubin's hypothesis more plausible.最近的一项发现表明小行星非常多孔，这使得鲁宾的假设更加可信。
网络释义
- asteroid belt : 小行星带