常見例句Special Design of Block Post Signal 線路所信號特殊設(shè)計I am afraid the last post has been dispatched. 恐怕末班郵件已經(jīng)發(fā)出了。A red light is usually a signal of danger. 紅燈通常是危險的信號。All bookings must be made by post. 所有預(yù)約都必須用信函形式。By parcel post our samples were sent. 我們的樣品是通過郵包寄送的。No one can alter the fact, ex post facto. 沒有人能在事後改變事實本身。 返回 post-signal