作业帮一光年的距离有多远用英文怎么说
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一光年的距离有多远用英文怎么说
一光年的距离有多远用英文怎么说
一光年的距离有多远用英文怎么说
How far is one light year?
How far is one light-year?
How long is one light-year?
how long is a light year?
How long is the distance of a light year?
光年
guang nian
1.[Astronomy] a light-year
以上结果由 Dr.eye译典通字典 提供
所以要说成：how far is a light-year's lenghth?
How far is a light year?
how long is one light year