comet

UK:  ['kɒmɪt]

US:  ['kɑmət]

复数：comets  

n.

1.慧星

2.彗形物

3.【天文学】彗星;【航空】彗星机

1 . Since the era of industrialization, Fenner said, humans have had an effect on the planet rivaling any ice age or comet impact.
Fenner说，自从工业化时代以来，人类活动对地球产生作用，其影响堪比冰河时代或彗星的破坏作用。

2 . The term Comet has been used to describe push technologies applied to Ajax web applications.
Comet这个术语已经被用于描述用于Ajax网络应用程序中的推送技术。

3 . comet mcnaught , the brightest comet in decades , is now fading as it moves further into southern skies and away from the sun and earth.
这颗世纪大彗星正在慢慢变暗，并将由南方渐渐远离太阳和地球。

4 . Another way, in which life could fail to develop to an intelligent stage, would be if an asteroid or comet were to collide with the planet.
从另一方面考虑，生命未能发展到具有智能的阶段，是否可能是小行星或彗星与行星发生了碰撞。

5 . He was an early proponent of the theory that life on Earth may have come from Mars in rocks ejected by asteroid and comet impacts.
他是这项理论早期的支持者：地球生命也许来自火星，通过小行星和彗星冲撞而由岩石喷射而出。