名词
中文翻译：小牛
同义词：
['cow', 'calf例句：1. The cows are grazing in the field.（奶牛们在田野里吃草。）2. The calf is growing quickly and needs to be fed regularly.（小牛生长得很快，需要定期喂养。）']
例句：
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1. The cows are grazing in the field.
奶牛们在田野里吃草。
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2. The calf is growing quickly and needs to be fed regularly.
小牛生长得很快，需要定期喂养。
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3.Cows are an important source of milk and meat for humans.
奶牛是人类重要的奶和肉源。