post-signal

基本解释

• n.后信号

同根派生

英汉例句

• Special Design of Block Post Signal
  线路所信号特殊设计
• I am afraid the last post has been dispatched.
  恐怕末班邮件已经发出了。
• A red light is usually a signal of danger.
  红灯通常是危险的信号。
• All bookings must be made by post.
  所有预约都必须用信函形式。
• By parcel post our samples were sent.
  我们的样品是通过邮包寄送的。