名词中文翻译
中文翻译：替代牛
同义词：
['substitute', 'substituted', 'substituted heifer']
例句：
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1. The farmerreplaced the old heifer with a new one.
农民用一头新母牛替换了老母牛。
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2. The replacement heifer was very hardworking and contributed greatly to the farm's success.
这头替代母牛非常勤劳，为农场的成功做出了巨大贡献。
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3. The farmer decided to replace the heifer with a bull calf for better genetics.
农民决定用一头公牛小牛来替换这头母牛，以获得更好的遗传特性。