不然bùránnot so; otherwise; or else; if notHSK 5PronunciationbùránExample sentence你快走吧,不然就要迟到了。Nǐ kuài zǒu ba, bùrán jiù yào chídào le.Hurry up and go, or else you'll be late.Read and choose an answerOne fixed sampleExplore a sample