mbyah1疑问quest part疑问分词。Question particle for binary questions in the past (perfective aspect). Differs from "mbaeuq" in that "mbaeuq" is most commonly used for intention or future possibility.Mawz jin byaeuz mbyah?你吃晚饭了吗？Have you eaten dinner?2疑问quest part疑问分词。Used for a question that expresses doubt that something asserted is true.3语气modal语气分词。Used at the end of a statement that does not give new information but reminds the audience of a true fact that no one disagrees with but that one's actions or words are perhaps not in accord with. For example, a mother reminding a demanding child that he is the child, not the parent.Mawz zawh cohcaenz mbyah, yauq biak kauq lauxcwz.你是学生，毕竟你应该服从你的老师。You're the student, after all, you should obey your teacher.ʔbja³¹广南县者兔乡Zhetu District, Guangnan County