柯林斯詞典postbox /?p??st?b?ks/ (also post box) (postboxes) 1. N-COUNT A postbox is a metal box in a public place, where you put letters and small parcels to be collected. They are then sorted and delivered. Compare . 郵箱[英國英語] And with a trembling hand, he dropped the letters into the postbox. 他顫抖的手把信投進了郵箱。 返回 post box