- 問題詳情:TodayI'llbetalkingabouttheinventionofthecameraandcameraisoftenthoughttobeamoderninvention,butasearlyas1727,aGermanphysicistdiscoveredthatlightdarkenssilverasacamera,abigboxwassetup,andasmallholewascutinonesidetoletthelightin;hemadetemporarypictur...
- 4533