“clock star”的概念、定义、翻译、参考文献-科学参考

单词	clock star
释义	clock star [`kläk ´stär] ^ASTRONOMY Any star that is used to measure time; always a bright star, whose right ascension is well known.
随便看	reactor fuel reactor fuel cycle reactor fuel element reactor fuel pellet reactor period reactor physics reactor vessel read read-around number read-around ratio read-back check Read diode reader reader-interpreter reader-punch equipment read error read head read-in readiness review readiness time reading reading frame reading microscopes reading mistake reading point

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