light-year光年
Pink light-year粉色光年
light- year光年
light t year光年
Buzz Erik light year一位名为巴兹·艾瑞克
Furnishings Buzz light year陈设光年
Buzz light year巴斯光年;太空人巴斯光年;巴兹光年;光年
One light year一光年
N-COUNT（可数名词） A light year is the distance that light travels in a year. 光年
...a star system millions of light years away.
…数百万光年之外的一个星系。
N-COUNT（可数名词） You can say that two things are light years apart to emphasize a very great difference or a very long distance or period of time between them. (差异) 极大; (距离、年代) 极远 [非正式]
She says the French education system is light years ahead of the English one.
她说法国的教育体制远比英国的先进。