Pulsars are tiny, dead neutron stars that are only around 20 kilometers (12.4 miles) in diameter and spin hundreds of times a second, emitting beam of radiation.
脉冲星是已经死亡的小型中子星，直径只有20公里(12.4英里)左右，每秒旋转数百次，同时还会向外发出无线电光束。
In particular, a new study suggests that neutron stars can spin only so fast before they begin to emit gravity waves.
新研究特别指出，它的转速是中子星不辐射引力波的上限。
In particular, a new study suggests that neutron stars can spin only so fast before they begin to emit gravity waves.
新研究特别指出，它的转速是中子星不辐射引力波的上限。
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