科研之友
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<正>两姐妹用八年的时间打破了一项世界纪录,她们认为这一切都要归功于她们父亲的建议。Two Brisbane sisters have worked for eight long years to finally break a world record, thanks to the advice from their dad. Teresa, 21, and Augnes Joy, 18, have studied 100 languages over eight years in order to learn by heart the national anthems (国歌) of the 193 countries of the United Nations (UN).
