名词
中文翻译：繁殖周期
同义词：
['generation cycle', 'breeding period', 'life cycle']
例句：
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1. The study of the breeding cycle of a species is crucial for understanding its population dynamics.
研究物种的繁殖周期对于理解其种群动态至关重要。
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2. The breeding cycle of this bird is very short, only about two weeks.
这种鸟的繁殖周期非常短，只有大约两周。
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3.The life cycle of a butterfly includes several stages, from egg to adult.
蝴蝶的生命周期包括几个阶段，从卵到成虫。