单词sperm-washing
网络: 洗精技术；精液清洗；精虫洗涤
Sperm washing is however expensive, and is unavailable in some parts of the world.
洗精术的缺点是比较昂贵，而且有些国家可能并没有普及。
When the man is HIV positive, some couples choose to use a technique known as "sperm washing".
如果男性是HIV阳性，一些夫妻会选择使用一项新技术，叫作“洗精”。