expound
Word family verbexpoundnounexpounder
ex·pound /ɪkˈspaʊnd/ verb [intransitiveI, transitiveT] formalEXPLAIN to explain or talk about something in detail 详解;阐述expound on She’s always expounding on the latest dogmas of feminism. 她老是在阐述女权主义的最新信条。
Origin expound (1200-1300) Old French espondre, from
Latin exponere;
→ EXPOSE