adj.基本的;初級的;元素的
He is ignorant of even the most elementary facts. 他連最基本的事實都不知道。
They lack the most elementary sanitary facilities. 他們?nèi)狈ψ罨镜男l(wèi)生設(shè)備。
This is the elementary rules of social conduct. 這是社會行為的基本原則。