ሳይንስእውን የኮቪድ-19 ተሃዋሲ በቤተ ሙከራ የተፈጠረ ነው? To play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoሳይንስEndalkachew Fekade14 ሚያዝያ 2012ረቡዕ፣ ሚያዝያ 14 2012https://p.dw.com/p/3bGdEማስታወቂያ