名词短语
中文翻译：下奶期
同义词：
['downer', 'downing例句：1. The cows are in the down calving stage', 'which is a time when they are less likely to give birth.（奶牛正处于下奶期，这是它们不太可能产奶的时候。）']
例句：
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1. The cows are in the down calving stage, which is a time when they are less likely to give birth.
奶牛正处于下奶期，这是它们不太可能产奶的时候。
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2. During the down calving period, farmers need to provide extra care and attention to their animals.
在下奶期，农民需要对他们的动物提供额外的照顾和关注。
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3. The down calving period is crucial for the health and growth of the cows.
下奶期对奶牛的健康和生长至关重要。