而是正经八百的再说这庄子事儿。

But serious if the say thing that Chuang Tzu.

看看每个人！突然间都变得正经八百了。

Look at everybody! All of a sudden they are trying to look respectable.

你可以笑，不过我可是正经八百的。

You may laugh but I'm in deadly earnest.

尽管我和Tom彼此已经认识了16个月，但是我们至今为止还是没有进行过一次正经八百的交谈。

Although Tom and I have known each other for 16 months, we still haven't had what you might call a decent chat.