名词
中文翻译：射精运动
同义词：
['ejaculation', 'ejaculatory act']
例句：
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1.During sexual intercourse, the ejaculatory movement is a natural and necessary part of the process.
在性交过程中，射精运动是自然且必要的一部分。
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2. The ejaculatory movement is responsible for the release of sperm into the female reproductive tract.
射精运动负责将精子释放到女性的生殖道中。
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3. In some cases, the ejaculatory movement can be painful or uncomfortable for both partners.
在某些情况下，射精运动可能会给双方带来疼痛或不适感。