n.授胎，授精，播种

Artificial insemination is a common technique used in dairy farming to increase productivity.
人工授精在奶牛养殖中是一种常见的提高生产效率的技术。
The process of artificial insemination involves collecting sperm from a male and introducing it into the female's reproductive tract.
人工授精的过程包括从雄性体内收集精子并将其引入雌性的生殖道内。
In some cases, fertility treatments involve intrauterine insemination (IUI) to help couples conceive.
在某些情况下，生育治疗会涉及宫腔内人工授精（IUI）来帮助夫妇受孕。
The success rate of artificial insemination varies depending on factors such as the woman's age and the cause of infertility.
人工授精的成功率取决于多种因素，如女性的年龄和不孕的原因。
Insemination can be done using sperm from a known donor, an anonymous donor, or the partner in a relationship.
人工授精可以使用已知捐赠者、匿名捐赠者或伴侣的精子进行。
Artificial insemination is often used in endangered species conservation programs to preserve genetic diversity.
人工授精常用于濒危物种保护项目，以保持基因多样性。
Some farmers opt for natural insemination instead of artificial insemination due to concerns about stress on the animals.
由于担心对动物造成压力，一些农民选择自然授精而非人工授精。
Insemination with a donor's sperm is an option for single women or same-sex couples who wish to have children.
使用捐赠者精子的授精是单身女性或同性伴侣希望有孩子的一个选择。
The timing of insemination is crucial in fertility treatments, often coinciding with ovulation.
授精的时间在生育治疗中至关重要，通常与排卵期相吻合。
Artificial insemination has revolutionized the field of animal breeding, making it possible to breed high-quality offspring with desired traits.
人工授精彻底改变了动物育种领域，使得培育具有理想特性的优质后代成为可能。