啮齿类 nièchǐlèi rodents Origin Definitions Defs Strokes Stroke Words Sentences Sents 啮 齧 niè noun to gnaw to gnaw; to bite; to chew on something齿 齒 chǐ noun tooth (bound form) tooth; teeth; refers specifically to the organs in the mouth used for chewing, as in 牙齿 yáchǐ类 類 lèi noun category kind; type; class; category; group