The crowd laughed , but the president was serious .

观众笑了起来，可总统却是当真的。

I laughed to myself thinking that this man was a serious re-enactor .

我暗暗发笑，这还真是个认真的演员。

The hospital 's nurses laughed when she complained about this treatment .

她对如此境遇的抱怨遭到了医院护士的嘲笑。

We laughed and it gmh .

我们笑了，这gmh.

Being laughed at is a common fear .

被笑是一种常见的恐惧。