This is an unknown message for the actor, so it just prints an error message.

这对于Actor 来说是一个未知消息，所以它只是打印了一个错误消息。

youdao

When most of us get a text message on our cell phone from an unknown person, we usually say "sorry, wrong number!"

当我们收到陌生人的短信时, 我们通常会说：“对不起, 你发错了！”

youdao

But the message for now is: do not take the risk of buying your medicines from unknown sources, such as the Internet.

但目前的讯息是：别冒险购买来源不明的药物，比如因特网。

youdao

Ever get a text message from an unknown number that asked if you were interested in a certain service?

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The message in the mementos is unknown but likely very personal.

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So it was a message - Fidel Castro's future is unknown, but to the exile community, don't interfere yet.

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