Machine franked
[法] 盖印的机器
🧩 词语组成解析
v. （在信件上）盖邮资已付印记, 盖免付邮资印记( frank的过去式和过去分词 )
🗣️ 情景例句
Who's that?
谁呀？
Every brave man is a man of his word.
勇敢的人都是信守诺言的人。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。