Nkebi ahịrịokwu nke 1: Mitchell Nimbus bụ usoro nke American, otu oche, elu-nku gliders nke e mere site Don Mitchell na 1950s. Nkebi ahịrịokwu nke abụọ: Mitchell Nimbus bụ usoro ụgbọelu Amerịka, nke nwere oche dị elu, nke nwere otu nku, nke Don Mitchell mere n'afọ ndị 1950. Ajụjụ: Ọ̀ bụ otu ihe ka ahịrịokwu nke mbụ na nke abụọ pụtara? Ee ma ọ bụ Ee e?
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