紧闭 jǐnbì to shut tightly Origin Definitions Defs Strokes Stroke Words Sentences Sents 牙关紧闭 yáguānjǐnbì trismus Difficulty opening the mouth, such as lockjaw, caused by inflammation or spasms of the jaw muscles and surrounding tissues牙关紧闭症 yáguānjǐnbìzhèng lockjaw lockjaw; trismus