单词	sidereal second
释义	sidereal second noun : the 60th part of a sidereal minute Word History First Known Use 1849, in the meaning defined above
随便看	ibil ibis ibisbill ibises Ibiza Ibizan hound ible IBM Ibn Saʽūd Ibn Zuhr Ibn-Khaldūn Ibn-Rushd Ibo ibogaines ibolium privet ibos ibota privet IBRD ibrds Ibrāhīm Pasha IBS Ibsen ibsenesque ibsenian Ibsenism

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