It was an in joke.

这是小圈子里的一个玩笑。

youdao

PI: That's an inside joke in figure skating.

PI：有一个流传在花样滑冰行内的笑话。

youdao

This is a joke about Gulistan, an area in the capital, dhaka.

这个关于首都达卡的一个地区—古丽的笑话。

youdao

I'm sorry to play a joke on you in an inappropriate occasion.

我很抱歉跟你在不合适的场合开玩笑。

youdao

We have an in-joke; whenever someone drops a pencil, we all yell "big brain! ""

我们有个内部笑话，谁要是掉了铅笔，我们就一起喊“大脑袋”！

youdao

We have an in-joke; whenever someone drops a pencil, we all yell "big brain! ""

我们有个内部笑话，谁要是掉了铅笔，我们就一起喊“大脑袋”！

youdao