Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/56cdde1e0df58a6ad53c7ee9db9f7afa.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 binary radio pulsar例句_binary radio pulsar英汉例句_binary radio pulsar双解例句_贰靶汉英词典
Thus it is that a neutron star in a binary star system gets to spend its retirement years as a millisecond radio pulsar. ECONOMIST: The dizziest, giddiest stars