meteoroid

meteoroid读音音标

英[\\\'mi:tjərɔɪd]

美[\\\'mitɪərˌɔɪd]

基本意思释义

n.流星体

短语及实用例句

The cometary ejection play a crucial role in formation and evolution of the meteoroid stream.

彗星的喷发速度在流星群的演化过程中起着重要作用.

英英释义

Noun

1. (astronomy) any of the small solid extraterrestrial bodies that hits the earth's atmosphere