Number 10 is BRB, be right back, be right back.

第十个是BRB，马上就回，马上就回。

You can write it down, but if you say “BRB” they’ll say “Okay, Urkel.”

你可以写下来， 但如果你说“BRB” ，他们会说“好的， Urkel” 。

BRB. DAN ZEDEK: Don't be scared.

BRB.丹·泽德克：不要害怕。

It's still often used today in text and group chats especially but when spoken it's never really said BRB, just say be right back.

现在它经常被用在短信和群组聊天中，但是说的时候并不会再说 BRB 了，而是说马上回来。

So this one comes from the early days of internet chatting when someone needed to step away from their computer for a little bit, just for a few minutes and they would write BRB as in be right back.

所以这个表达来自早期的互联网聊天，当有人需要离开他们的电脑一小会儿，大概是几分钟的时间的时候，他们会写 BRB，意思是马上回来。