还有，如果您向伙伴发送了一条消息，如何才能保证只有他能够阅读该消息？

And if you sent a message to your friend, how would you guarantee that he and only he could read it?

youdao

那些沙发和椅子变成聊天和阅读时间的好伙伴。

Then arrange your couches and chairs for conversation and reading.

youdao

那些沙发和椅子变成聊天和阅读时间的好伙伴。

Then arrange your couches and chairs for conversation and reading.

youdao