基本介紹 中文名：牙口類型：詞語讀音：yákou意思：老年人牙齒的咀嚼能力 (1) [age of a draught animal as shown by the number of the teeth]∶指牲口的年齡看看牙口(2) [the condition of an old person's teeth] ∶指老年人牙齒的咀嚼能力
