VOA News 조회 수 281 추천 수 0 2015.01.24 09:59:24
Visitors at this year's Washington Auto Show would be hard-pressed to say which types of engines will prevail in the next few decades. Manufacturers are working with all kinds of power systems,...
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원문출처 : http://www.youtube.com/watch?v=wJKYhSuQnwM&feature=youtube_gdata