རྩོམ་ཡིག 150 000 ལས་མང་བའི་སྐད་ཡིག་ཝེ་ཁེ་རིག་མཛོད། (12):••••••••••
more than 100,000 persons worldwide use the language [Esperanto], and several dozen periodicals are published in Esperanto (*1)
Extract concentration, Environmental science definition, Circular motion