上行shàngxíngto go up; (of trains) heading toward the capital; to submit to higher authorityHSK 7-9PronunciationshàngxíngExample sentence这列火车是上行车,终点是北京。zhè liè huǒchē shì shàngxíng chē, zhōngdiǎn shì Běijīng.This train is upbound, with Beijing as its destination.Read and choose an answerOne fixed sampleExplore a sample