单词 | pulsar |
释义 | pulsar['pʌlsɑ:]n. 脉冲星 pulsar pul.sar AHD: [p¾l“sär”] D.J. [6pJl7s$8]K.K. [6pJl7s$r]n.Astronomy (名词)【天文学】 Any of several celestial radio sources emitting short, intense bursts of radio waves, x-rays, or visible electromagnetic radiation at regular intervals, generally believed to be rotating neutron stars.脉冲星:若干能发出无线电波的天体之一,能以有规律的间隔发出短促且强烈的无线电波、X射线或肉眼可见的电磁放射,普遍认为它们是旋转磁中子星语源:puls(ating st)ar puls(ating st)ar |
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