求翻译：1981年，联合国大会宣布将9月份大会常会开幕之日“正式定为国际和平日，供所有各国和人民在自己内部以及在彼此之间，纪念和加强和平的理想”是什么意思？

In 1981, the United Nations General Assembly officially announced the opening of the session of the General Assembly in September Day "International Day of Peace, for all countries and peoples both within and between each other, ideal for commemorating and strengthening of peace"

In 1981, the General Assembly of the United Nations declared the opening of the regular session of the General Assembly will be in September, the "official as the International Day of Peace, for all the countries and peoples in their own internal, as well as between themselves and strengthening the

In 1981, United Nations General Assembly announced in September the congress often will be able to begin the date “to decide as the international day for peace officially, for all various countries' and people in oneself interior as well as between each other, commemoration and enhancement peace ide

In 1981, the United Nations General Assembly announced the date of the opening of the regular session of the General Assembly in September, "officially designated as the international day of peace, for all countries and people within and between themselves, commemorating and strengthening the ideals

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