me
teo
roid
复数形式
meteoroids
1
流星体, 小天体
a small celestial body that becomes visible as a meteor upon entrance into the atmosphere of the earth
- A meteoroid is a small rocky or metallic object in outer space that is significantly smaller than an asteroid and larger than a micrometeoroid.
流星体是外太空中的一个小型岩石或金属物体，明显小于小行星，大于微流星体。
- Meteoroids often originate from comets or asteroids and can range in size from tiny particles to objects several meters in diameter.
流星体通常来源于彗星或小行星，大小可以从微小颗粒到直径几米的物体不等。
- When a meteoroid enters Earth's atmosphere and vaporizes due to friction with the air, it creates a streak of light known as a meteor or shooting star.
当流星体进入地球大气层并因与空气摩擦而蒸发时，会产生一道光迹，称为流星或流星。
- Most meteoroids burn up completely in the atmosphere, but larger ones may survive and reach the Earth's surface as meteorites.
大多数流星体在大气中完全燃烧，但较大的流星体可能幸存并作为陨石到达地球表面。
- The study of meteoroids provides valuable insights into the composition and dynamics of our solar system, as well as the potential hazards they pose to spacecraft and Earth.
对流星体的研究为我们提供了关于太阳系组成和动力学的宝贵见解，以及它们对航天器和地球构成的潜在危险。
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