请输入您要查询的单词:

 

单词 Oort cloud
释义

Oort cloud

See also: Oort Cloud

English

Etymology

A cloud-like structure, named after Dutch astronomer Jan Oort, who proposed it.

Proper noun

Oort cloud

  1. Alternative form of Oort Cloud (the Solar System's Oort cloud)

Noun

Oort cloud (plural Oort clouds)

  1. (astronomy) A roughly spherical region of space composed of comet-like bodies and other minor planets and asteroids that orbit distantly in a planetary system.

Hyponyms

  • Oort Cloud (the Solar System's Oort cloud)

Coordinate terms

  • Kuiper disc
  • Kuiper belt
  • asteroid belt
随便看

 

国际大辞典收录了7408809条英语、德语、日语等多语种在线翻译词条,基本涵盖了全部常用单词及词组的翻译及用法,是外语学习的有利工具。

 

Copyright © 2004-2023 idict.net All Rights Reserved
京ICP备2021023879号 更新时间:2024/10/3 23:42:16