小于xiǎoyúto be less than; smaller thanHSK 5PronunciationxiǎoyúExample sentence这个班的学生人数小于三十人。Zhège bān de xuéshēng rénshù xiǎoyú sānshí rén.The number of students in this class is less than thirty.Read and choose an answerOne fixed sampleExplore a sample