一千多年前，中国人也饲养和研究鲤鱼及金鱼。
The Chinese kept and studied carp and goldfish more than one thousand years ago.
金鱼是中国的国宝。
中国人养鲤鱼和金鱼，并对其进行研究也有一千多年的历史。
The Chinese kept and studied carp and goldfish more than one thousand years ago.
中国人养鲤鱼和金鱼，并对其进行研究也有一千多年的历史。
The Chinese kept and studied carp and goldfish more than one thousand years ago.
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