关于ascertained的百科

• ascertained造句怎么写

• Buthowcouldthishavebeenascertained?Andarewecertainthattheresultistrustworthy?"Thecauseofdeathwas"yettobeascertained,"saidanotherofficialinthecoroner'soffice."Whereapersonismissinginanaccidentandaarelevantorganizationhasascertainedtheimpossibilit...
• 2018-03-1622691