请输入您要查询的英文单词:

 

单词 apastron
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ap•as•tron  (ə pastrən, -tron),USA pronunciation n., pl. -tra (-trə).USA pronunciation [Astron.]
  1. Astronomythe point at which the stars of a binary system are farthest apart (opposed to periastron).
  • Greek ap- ap-2 + ástron star, constellation; on the model of apogee
  • Neo-Latin

随便看

 

英语词典包含188688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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/2/23 4:16:15