授精

例句：

1. 1. The farmer carefully monitored the process of pollination to ensure a high yield.
   农民仔细监控了授粉过程，以确保高产量。
2. 2. After several attempts, she finally succeeded in fertilizing the seeds with nutrients.
   经过几次尝试后，她终于成功地给种子施上了养分。
3. 3. The couple decided to have a child by artificial insemination.
   这对夫妇决定通过人工授精来生育孩子。