| 单词 | light year |
| 释义 | light year Word forms: light years 1. countable noun A light year is the distance that light travels in a year. ...a star system millions of light years away. 2. countable noun [usually plural] 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. [informal, emphasis] She says the French education system is light years ahead of the English one. I had not eaten anything hot since my last dinner with Sean. It seemed light-years away. Translations: Chinese: 光年 Japanese: 光年 |
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