但是有一个小信息一直出现，她实在搞不懂为什么。

But one bit of information keeps turning up, and she can't make heads or tails of it.

youdao

警察从事秘密的调查活动才叫卧底，完全不同于治安小信息员。

Undercover agents are police who work undercover to investigate crime and are totally different from little security informants.

youdao

单位小的信息能够用来组成无限数量的信号，包括那些以前从未表达过的全新的信号。

Those smaller parts can be used to form an infinite number of messages, including messages that are completely novel, that have never been expressed before.

youdao