求翻译：在西方国家的学校，孩子们要为“情人节”装饰教室，在当天互赠贺卡。由此可见，“情人节”在西方已成为国民表达情感的节日。是什么意思？

Schools in Western countries, the child to "Valentine's Day decoration classroom, on the day exchanging greeting cards. Thus, the "Valentine's Day" in the West has become a national festival of emotional expression.

In Western countries, the school for the kids to decorate classroom Valentine's Day" in the same day, gifts cards. From this we can see that the "Valentine's Day" in the western world has become a national holiday of expressing emotions.

In the Western country school, the children must be “the valentine day” decorate the classroom, presents as a gift the greeting card mutually in the same day.Thus it can be seen, “the valentine day” has become the national in West to express emotion the holiday.

Schools in Western countries, children have to "Valentine's day" decorate classrooms, in exchanging greeting cards on the day. Thus, "Valentine's day" Festival has become a national expression of emotion in the West.

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