单词	thermionics
释义	thermionics noun therm·​ion·​ics ˌthər-(ˌ)mī-ˈä-niks  plural in form but singular in construction : physics dealing with thermionic phenomena Word History First Known Use 1909, in the meaning defined above
随便看	lustrously lustrousness lustrousnesses lustrousser lustroussest lustrum lustrums lusts lusts (for or after) lusts for or after lusty lusus lusus naturae lususes lutaceous lutanist lutanists lute lute stern lutea luteal lutecium luteciums luted lutefisk

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