通行证tōngxíngzhèngTop 15000Meanings1. a pass (authority to enter)2. a laissez-passer or safe conductCharacters used通to go through行to walk证certificateExamples1鲍勃Bàobó忘记wàngjì带dài通行证tōngxíngzhèng，这zhè使得shǐde他tā上学shàngxué迟到chídào了le。Bob forgot to bring the pass, which made him late for school.