pulsar

英式发音 ['pʌlsɑː] 美式发音 ['pʌlsɑr]

一般意思：

n.[天]脉冲星

完整意思：

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.

词性：

名词

造句：

1. Pulsars are highly magnetized, rotating neutron stars that emit beams of electromagnetic radiation out of their magnetic poles.
2. The discovery ofpulsars in the 1960s provided strong evidence for the existence of neutron stars.

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