at an average of.. metres above sea level Türkçe, at an average of.. metres above sea level Türkçesi, at an average of.. metres above sea level Türkçe çevirisi; at an average of.. metres above sea level nedir, at an average of.. metres above sea level ne demek; at an average of.. metres above sea level anlamı, at an average of.. metres above sea level tanımı