名词
中文翻译：内部受精
同义词：
['internal fertilization', 'internal fertilization process']
例句：
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1. This technique isused for internal insemination.
这种技术用于内部受精。
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2. The researchers found that the internal insemination method was effective.
研究人员发现内部受精方法很有效。
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3.The procedure involves inserting a small device into the woman's vagina to facilitate internal insemination.
该程序涉及将一个小装置插入女性的阴道，以促进内部受精。