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来源：雅诚德英语网
At present, there are about 1.5 billion cattle and domestic buffalo and about 1.7 billion sheep and goats.
目前，全世界大约有15亿只牧牛与驯养水牛和17亿只绵羊与山羊；
At present, there are about 1.5 billion cattle and domestic buffalo and about 1.7 billion sheep and goats.
目前，全世界大约有15亿只牧牛与驯养水牛和17亿只绵羊与山羊；