meteoric dust

例句：

1. 1. Themeteoric dust from the asteroid shower was so fine that it couldbe seen from space.
   来自小行星带的流星尘如此细小，以至于可以从太空中看到。
2. 2. The scientists found traces ofmeteoric dust on the surface ofthe moon.
   科学家们在月球表面发现了流星尘的痕迹。
3. 3. The meteoric dust isbelieved to have been ejected fromthe asteroid when it collided with Earth.
   流星尘被认为在小行星与地球相撞时被抛出。