ሳይንስኢትዮጵያየሰው ንክኪ የማይፈልገው የእንጀራ መጋገሪያ ማሽንTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoሳይንስኢትዮጵያTsehay Chane22 ሐምሌ 2012ረቡዕ፣ ሐምሌ 22 2012https://p.dw.com/p/3g8EPማስታወቂያ