輸入需要查詢的詞語：
詞條：牙口
yakou
(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
您這麼大年紀,牙口可不錯呀!