他突然想到可以用由点和线组成的复杂密码来传递秘密的信息的翻译：It suddenly occurred to him by complex passwords made up of dots and lines can be used to deliver a secret message 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

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It suddenly occurred to him by complex passwords made up of dots and lines can be used to deliver a secret message

正在翻译，请等待...

He suddenly thought points and lines can be used by the complex password composition to impart secret information

It suddenly occurred to him by complex passwords made up of dots and lines can be used to deliver a secret message