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x-ray astronomy
释义
x-ray astronomy
n.
(名词)
The branch of astronomy that deals with the properties of celestial bodies as indicated by the x-rays they emit.
X射线天文学:天文学的分支学科,它利用天体放射的X光来研究天体的特性
随便看
razzes
razzia
razzias
razzing
razzle-dazzle
razzle–dazzle
razzmatazz
razzmatazzes
Rb
r & b
RBC
RBE
RBI
RBIs
RC
RCAF
RCC
RCCh.
RCMP
RCP.
rcpt.
RCs
RCS.
rct.
rd
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更新时间:2025/9/1 8:42:41