A celestial object, thought to be a rapidly rotating neutron star, that emits regular pulses of radio waves and other electromagnetic radiation at rates of up to one thousand pulses per second.
“pulsar”词性变化
名词
“pulsar”用法和例句
1. Pulsars are highly magnetized, rotating neutron stars that emit beams of electromagnetic radiation out of their magnetic poles.
2. The discovery of pulsars in the 1960s provided strong evidence for the existence of neutron stars.