pulsar是什么意思_pulsar中文翻译_用法_读音_词源_词态_例句

词语释义

英 ['pʌlsɑː] 美 ['pʌlsɑr]

n. 脉冲星

单词分析：

记忆方法：1、pulsating + star.
2、puls- + star.

英英释义

Noun:

a degenerate neutron star; small and extremely dense; rotates very fast and emits regular pulses of polarized radiation

单词词源

中文词源

pulsar 脉冲星

缩写自pulsating star,脉冲星。拼写受quasar影响。

英语词源

pulsar (n.)

1968, from pulse (n.1), the form on analogy of quasar. When discovered in 1967, they were thought perhaps to be signals from alien civilizations and astronomers informally dubbed them LGM for "Little Green Men."

词态变化

复数 pulsars;

权威造句

1. Structure of a pulsar — a rotating magnetic neutron star.

脉冲星的结构.一颗旋转磁中子星.

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2. A pulsar is a celestial object that emits light in short burst.

脉冲星是一种能够发出光脉冲的天体.

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3. We'll look for these with a " pulsar timing array. "

我们将使用 “ 脉冲星时间校准阵列 ” 来寻找这些信号.

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4. Pulsar : A dense, rapidly rotating star that emits pulses of light.

脉冲星: 高密度 、 快速旋转、发射脉冲光的星体.

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5. The perspective of the pulsar observation of the FAST program is outlined.

展望了FAST望远镜观测脉冲星的前景.

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近反义词

X-ray pulsar X射线脉冲星...

radio pulsar 射电脉冲星

相似短语

binary pulsar 脉冲双星

millisecond pulsar 毫秒脉冲星

slow pulsar 慢脉冲星

optical pulsar 光学脉冲星

radio pulsar 射电脉冲星

Crab pulsar 蟹状星云脉冲星

pulsar receiver 脉冲星接收机

pulsar signal 脉冲星信号

Vela pulsar 船帆座脉冲星

sub millisecond pulsar 亚毫秒脉冲星