cometical

常见例句

That comet is invisible to the unaided eye.
那顆彗星衹用肉眼是看不到的。
A comet is at perihelion when it is closest (=very close) to the sun.
彗星最接近太陽時，它就是在近日點。
If I had binoculars, I could see that comet clearly.
如果我有望遠鏡，我就可以清楚地看見那顆彗星。
The comet's ice, heated by the sun, rapidly and spectacular sublimate to gas.
彗星上的冰塊在太陽熱的作用下迅速而壯觀地陞華成氣躰。
The central portion of the head of a comet.
彗核彗星頭部的中心部分
Why else might the comet have come undone?
是什麽導致了慧星的滅亡?