树干shùgàntree trunkHSK 7-9PronunciationshùgànExample sentence这棵老树的树干非常粗壮,需要三个人才能合抱。Zhè kē lǎo shù de shùgàn fēicháng cūzhuàng, xūyào sān gè rén cái néng hébào.The trunk of this old tree is so thick that it takes three people to embrace it.Read and choose an answerOne fixed sampleExplore a sample