comet dust
英汉例句
- The glowing comet dust grains are traveling at about 60 kilometers per second through the denser atmosphere around 100 kilometers above Earth's surface.
发光的彗星尘埃颗粒正以每秒60公里的密集的气氛中约100公里以上的地球表面。 - The comet dust is vaporized as it enters the atmosphere at upwards of 60 kilometers per second, producing visible trails that begin at altitudes of around 100 kilometers.
这颗彗星尘埃以每秒60多公里的速度闯入地球大气层，在大约100公里的高空开始产生肉眼可见的光迹。
bbs.astron.ac.cn - Dust from comet Swift-Tuttle is responsible for the Perseids, creating the northern hemisphere's regular summer sky show.
斯威夫特-塔特尔彗星撒下的尘埃形成的英仙座流星雨，为北半球的天空年复一年地带来盛大的夏日流星秀。
bbs.astron.ac.cn - A comet is a huge ball of frozen gas and dust that often releases a long trail of material as it nears the sun.
- A specially designed collector gathered dust particles from the comet and stored them on the spacecraft.
- On the main side, the front side of our ice cube tray, if you will, we exposed that when we flew past the comet, so we caught the comet dust.
NPR: Stardust Set to Deliver Comet Samples - So when we collect comet dust, we're actually collecting some stardust that was, you know, four and a half billion years old and was here when the solar system formed.
NPR: Stardust Set to Deliver Comet Samples