I was wrong about it being a casual meeting.

我错认为那是一次非正式的会面。

《柯林斯英汉双解大词典》

It's a casual party, you know.

你知道这是个非正式的聚会。

youdao

What I mean is we don't just need to persuade people in the meeting room; actually, we are constantly using the tools of persuasion across a wide variety of situations ranging from serious to casual.

我是说我们不仅开会时需要说服别人，事实上，从正式场合到非正式的许多场合都需要说服。

youdao

Right. Because all of us have probably bought something facebook on Amazon.com or the like, all of us have probably logged into Facebook.com, passing your credit card information over the Internet, passing your username and password over the Internet, and as you probably know, as a casual user, https denotes secure.

对的，因为我们都可能在亚马逊之类的网站上买过东西,我们都可能上过,在网络上传送你的信用卡信息,在网络上传送你的用户名和密码,你可能知道，作为一个非正式的用户，https保护安全。

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