孤单gūdānlonely; solitary; feeling of being aloneHSK 7-9PronunciationgūdānExample sentence他独自一人住在这座城市,常常感到非常孤单。tā dúzì yī rén zhù zài zhè zuò chéngshì, chángcháng gǎndào fēicháng gūdān.He lives alone in this city and often feels very lonely.Read and choose an answerOne fixed sampleExplore a sample