单词 monatomic 释义 monatomic, a. Chem.|mntmk|Also mono-.[f. mono- + atom n. + -ic.]Containing one atom; consisting of molecules each containing one atom. Also used for: Univalent.1848Watts tr. Gmelin's Handbk. Chem. I. 53 Monatomic gases.1866Odling Anim...