由yóuby; due to; from; through; because ofHSK 4PronunciationyóuExample sentence由于天气原因,航班延误了两个小时。Yóuyú tiānqì yuányīn, hángbān yánwù le liǎng gè xiǎoshí.Due to the weather, the flight was delayed by two hours.Read and choose an answerOne fixed sampleExplore a sample