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	electrometers electromigratetics electromigration electromotive electromotive force electromotive force series electromotive series electromotors electromyogram electromyograms electromyograph electromyographic electromyographically electromyographies electromyographs electromyography electron electron affinity electron ballistics electron cloud electron diffraction electron emission electron gas electron gun electron lens

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