Precancelling
（收寄大宗邮件或邮包时）预先盖销（邮票）( precancel的现在分词 )
🗣️ 情景例句
Good morning, sir.
早安，先生。
I'm two years older than you are.
我比你小2岁。
Hello! Is there anyone at home?
喂！家里有人吗？