Puas yog qhuav erase marker tib yam li whiteboard marker?

Yog lawm, daim ntawv cim whiteboard thiab cov cim qhuav qhuav yog tib yam vim tias lawv yog ob qho tib si tshwj xeeb cwj mem tsim los rau cov ntawv dawb thiab siv cov cwj mem tsis muaj tshuaj lom uas tuaj yeem yooj yim so.