After the 5, 500 mile move, the couple visited experts at California and they tried four cycles of artificial insemination, but none of those worked.
在移动了5,500英里之后,这对夫妇拜访了加利福尼亚的专家并尝试了4轮的人工受精治疗,但没有一次成功。
Recent technological advances in reproduction, such as artificial insemination and in vitro fertilization, have increased the full income of women relative to men.
比如人工授精和体外受精,近来的生育技术进步使女性的总收入相对于男性增加了。
Artificial insemination of silkworm have been succeed in research, and the cryopreservation of its germ cell have important significance in long-term conservation of the given gene.
家蚕人工授精已是较为成熟的技术,而家蚕生殖细胞的冷冻保存在特定基因的长期保存等方面具有重要意义。
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