| 单词 | planetary year |
| 释义 | Definition of planetary year in English:planetary yearnoun Astronomy
OriginLate 19th century; earliest use found in The Century Dictionary. Definition of planetary year in US English:planetary yearnoun Astronomy
OriginLate 19th century; earliest use found in The Century Dictionary. |
| 随便看 |
英语词典包含464360条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。