You're not supposed to kiss.

你不应该亲吻。

People kiss each other three times.

人们互相亲吻三次。

Well, in Brazil, people sometimes kiss.

在巴西，人们有时会亲吻。

American people shake hands and sometimes kiss.

美国人握手，有时亲吻。

In Russia, people usually kiss three times, left, right, left.

在俄罗斯，人们通常亲吻三次，左，右，左。