cometary coma是什么意思 cometary coma怎么读
cometary coma的用法和样例
- The molecules of the comet's gaseous coma fluoresce in sunlight.
彗星气态彗发里的分子被阳光激发而发光。 - For the next few days, its short tail and bright coma can be spotted with the unaided eye close to the Sun and near the horizon in both evening and morning skies.
今后数天，在傍晚和早晨接近地平线的天空中在太阳附近，人们能用肉眼看到该彗星短小的彗尾和明亮的彗发。
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