Sign in | English | Terms of Use
DictionaryForumContacts

   Chinese ⇄
Terms for subject Unit measures containing 年 | all forms
ChineseEnglish
光年=9.463 ×10¹²千米light year
光年一光年为电磁辐射在一年内的行程，等于9.4605 × 10¹⁵ 米light year

Get short URL