在美国，每年五月的第二个星期日是母亲节。

It is observed in the United States on the second Sunday in May.

youdao

在西方国家，所有的节日，我想母亲节总是在五月的第二个星期日每年比其它任何节日。

Of all the festival in western countries, I think Mother's day which is always on the second Sunday in May every year is better than any other festival.

youdao

在西方国家，所有的节日，我想母亲节总是在五月的第二个星期日每年比其它任何节日。

Of all the festival in western countries, I think Mother's day which is always on the second Sunday in May every year is better than any other festival.

youdao