crab pulsar

常见例句

双语例句

• The Crab Pulsar is slowing down.
  蟹状星云脉冲星变慢。
• There is an object which we call the Crab Pulsar.
  有一个物体叫做,蟹状星云脉冲星。
• The Crab pulsar, the best-known example of a bright pulsar wind nebula, is about 950 years old.
  蟹状星云脉冲星是脉冲星风星云中最为著名的一个，但它已经950岁了。
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