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单词 dust tail
释义

Definition of dust tail in English:

dust tail

noun
Astronomy
  • A cometary tail composed of ejected dust particles, typically broad and somewhat curved; also called type II tail.

Origin

1960s; earliest use found in Vistas in Astronomy.

 
 

Definition of dust tail in US English:

dust tail

noun
Astronomy
  • A cometary tail composed of ejected dust particles, typically broad and somewhat curved; also called type II tail.

Origin

1960s; earliest use found in Vistas in Astronomy.

 
 
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更新时间:2024/12/23 10:13:34