asteroid
	英 ['æstərɒɪd]
美['æstərɔɪd]
	    
	
    - n. [天] 小行星;[无脊椎] 海盘车;小游星
- adj. 星状的
 
    考试真题
	
	- Now utopia has grown unfashionable, as we have gained a deeper appreciation of the range of threats facing us, from asteroid strike to epidemic flu and to climate change.
出自-2013年考研阅读原文