Perhaps even more so than with letters, memorandum should start with the statement of the purpose early in the message.
也许备忘录比书信更重要的是，备忘录应该从信息的目的开始。
2
When the internal message is lighthearted and relatively unimportant, humor in a memorandum can distinguish its author as a person with personality and depth.
当内部信息是轻松的、相对不重要的时候，备忘录中的幽默可以展现作者的个性和深度。
3
One of the documents leaked to the press was a memorandum written by the head of the security police.