堵塞dǔsèto clog; to block up; blockageHSK 7-9PronunciationdǔsèExample sentence下水道被头发堵塞了,水流不下去。xiàshuǐ dào bèi tóufa dǔsè le, shuǐ liú bù xiàqù.The drain was clogged up with hair, so the water couldn't flow down.Read and choose an answerOne fixed sampleExplore a sample