首頁›Browse›L›level of formalitylevel of formality編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看level of formalitylevel of formality — 名詞名詞1. the degree of casualness or politeness in language or behavior1.名詞釋義正式程度the degree of casualness or politeness in language or behavior例句You should adjust your level of formality when speaking to a professor.