单词comet
n.: 彗星；扫帚星
网络: 慧星；科密；彗星状轨迹图
彗星；扫帚星:
a mass of ice and dust that moves around the sun and looks like a bright star with a tail
【天文学】彗星;【航空】彗星机
彗形物
慧星
复数：comets
The comet was a type known to astronomers as a sun-grazing comet because its path brought it extremely close to the sun.
这个彗星属于天文学家所称的“掠日彗星”类型，因为它会顺着轨道极度靠近太阳。
apoapsis in solar orbit; the point in the orbit of a planet or comet that is at the greatest distance from the sun.
以太阳为中心的最远点；在天体运行轨道上距离太阳最远的点。
The first human inhabitants of North America may not have exterminated the mammoths. The culprit might have been a comet.
北美洲最早的人类可能不是灭绝猛犸象的凶手。真正的罪犯有可能是一颗彗星。
The slump is being discussed as if it were a natural catastrophe like the arrival of the comet that destroyed the dinosaurs.
人们谈论衰退，就好像在谈论自然灾难，犹如彗星撞击地球，使恐龙灭绝。
But like the tail of every other comet, Halley"s tail is just dust.
其实，哈雷的彗星与一般的彗星无异，都是由尘埃构成。
I took a pair of binoculars and stood out in the mission compound, searching the skies where I knew the comet could be seen.
我取了望远镜，站在院子里，往哈雷彗星出现的方向寻找。
The natives said that Bob looked like a comet as he ran around the village trying to find water.
当地人说鲍勃满村跑着找水时，看起来就像一颗彗星。
If you are fortunate enough to see a comet, don"t give it just a casual glance and then vanish indoors.
倘若你有幸看到彗星，不要随意扫上一眼就进到屋里。
I knew you"d try to find something wrong with my comet, Lisa. You"ve always been petty and small, right from the beginning.
我知道你一直在找我彗星的麻烦，丽萨，你刚才真是美丽小巧。
The comet made two passes around the Sun and in 1779 again passed very close to Jupiter, which then threw it back out of the solar system.
这颗扫帚星在太阳边上逛了一下，1779年又到木星边上挑衅，这次木星把它赶回了外太阳系。