单词	Eta Ursae Majoris
释义	Eta Ursae Majoris noun Eta Ur·​sae Ma·​jor·​is ˈā-tə-ˈər-sē-mə-ˈjȯr-əs+  astronomy : alkaid Word History First Known Use 1862, in the meaning defined above
随便看	chordal chordal pitch chordal thickness chordaler chordalest chordaller chordallest chordamesoblast chordamesoderm chordamesodermal chordamesoderms Chordariales chordatae chordatas chordate chordater chordates chordatest chorded Chordeiles chordeileses chordeilesses chording chordites chorditides

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