严肃yánsùserious; solemn; grave; to strictly enforceHSK 5PronunciationyánsùExample sentence课堂上,老师用严肃的语气批评了迟到的同学。kè táng shàng, lǎo shī yòng yán sù de yǔ qì pī píng le chí dào de tóng xué.In class, the teacher criticized the late student in a serious tone.Read and choose an answerOne fixed sampleExplore a sample