sindexsemiserious./sem-ee-seer-ee-uhs, sem-ahy-/US // ˌsɛm iˈsɪər i əs, ˌsɛm aɪ- //半严肃的,半认真的,半严肃,半认真Definitionsadj.adjective · 形容词1.›having some seriousness; partly serious. Level 4More words in s →