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单词 X-ray star
释义

Definition of X-ray star in English:

X-ray star

noun
Astronomy
  • Any compact celestial emitter of X-rays (not necessarily a star), such as an X-ray binary or an X-ray pulsar.

Origin

1960s; earliest use found in The Daily Telegraph.

Definition of X-ray star in US English:

X-ray star

noun
Astronomy
  • Any compact celestial emitter of X-rays (not necessarily a star), such as an X-ray binary or an X-ray pulsar.

Origin

1960s; earliest use found in The Daily Telegraph.

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更新时间:2024/12/27 2:49:10