A：Why are those people crying?
那些人怎么都哭了?
B：They must have just come back from tomb sweeping because today is Tomb Sweeping Day.
他们准是刚扫墓回来，因为今天是清明节。
A：Tomb Sweeping Day? What is it?
清明节?那是什么?
B：Tomb Sweeping Day is a traditional festival in China, on which many Chinese mourn the dead.
清明节是中国的传统节日，在这天中国人要祭奠死者。
A：What do they do?
他们都做什么?
B：People go to the cemetery to pay their respects to the dead.
他们去墓地。向已故家人表达敬意。