| 1. | In animal breeding, especially cattle-breeding, artificial insemination is now widely used . 在动物生育,特别是牛的生育中,人工授精已经广泛使用。 |
| 2. | Now , in artificial insemination , timing is everything 人工受孕,时机是最重要的 |
| 3. | Artificial insemination doesn ' t always work 也不能保证人工授精完全有效 |
| 4. | Artificial insemination doesn ' t always work 也不能保证人工授精完全有效 |
| 5. | Producers use artificial insemination to fertilize the eggs 养殖者用人工受孕法使蛋受精。 |
| 6. | Producers use artificial insemination to fertilize the eggs 生产者往往用人工授精来使更多蛋受精。 |
| 7. | Aid artificial insemination with donors semen 供精者精液授精 |
| 8. | Aih artificial insemination with husbands semen 丈夫精液授精 |
| 9. | Producers use artificial insemination to fertilize the eggs 饲养者往往采用人工授精方式以使雌性火鸡更多产。 |
| 10. | An old couple decided to have another child by artificial insemination 有一对老夫妻决定用人工授精再生个小孩。 |