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翻译More recently, a relatively new procedure can preserve fer

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翻译More recently, a relatively new procedure can preserve fertility by removing and freezing
More recently, a relatively new procedure can preserve fertility by removing and freezing the "biological clock" itself: The ovary.
Before starting cancer treatment, one walnut-size ovary is removed in a 30-minute, minimally invasive laparoscopic procedure. The tissue is then cut into pieces the size of rice grains and flash frozen in liquid nitrogen at temperatures nearing –200 degrees Celsius by a process called vitrification.
最近,采用把卵巢切下,冷冻的新方法可保留人的生育能力,在癌症开始治疗前,借助腹腔镜,把核桃大的卵巢切下一个,将组织切成米粒大,在-200摄氏度的液态氮中速冻,这个过程被称为玻璃化