单词	Audion
释义	Audion noun Au·​di·​on ˈȯdēən, -ˌän : a 3-electrode vacuum tube —formerly a U.S. registered trademark Word History First Known Use 1907, in the meaning defined above
随便看	OO gage oo- oo-land OOB oobits ooblastema filament Oobleck oocapt oocyst Oocystaceae oocystaceous oocysts oocyte oocytes OOD Oodinium oodles oodleses oodlesses ooecia ooecial ooecium oof oofs ooftish

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