post office box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post office boxpost office box — 名詞名詞1. a numbered box at a post office where mail is kept for a person or business1.名詞釋義郵政信箱a numbered box at a post office where mail is kept for a person or business例句Please send the package to my post office box number.