Initially, the code, when transmitted over the telegraph system, was rendered as marks on a piece of paper that the telegraph operator would then translate back into English.

最初通过电报系统传送信息是将电码抄在纸上，然后由电报员将其翻译成英语来完成。

youdao

He got a job with the Marconi Wireless Telegraph Company where he worked as a telegraph operator.

VOA: special.2010.01.31

And eventually, a telephone operator -- a telegraph operator sent out a simple message to the cheers of a waiting nation.

WHITEHOUSE: President Obama on the National Wireless Initiative

BT, born in 1870 as Britain's telegraph operator, still has the heart of a national monopolist.

ECONOMIST: BT