|
|
| 31. | Cloning could also provide a simpler, cheaper way to reproduce farm animals. |
| 克隆技术也为繁殖农场牲畜提供了一个更简单、更经济的方法。 |
|
| -- 来源 -- 交互式慢速英语-夏季号 - DNA Anniversary: Genetic Engineering (IV) |
好评(11) |
差评() |
|
|
| | |
| 32. | After a week or two they invade red blood cells and reproduce thousands of times. |
| 在一两周之后，他们侵入到血红细胞中，并成千倍地繁殖。 |
|
|
| | |
| 33. | the act of making an organism barren or infertile (unable to reproduce). |
| 一种使生物体不能生育或繁殖的行为（不能再生）。 |
|
|
| | |
| 34. | It's robots that take over the world once they figure out how to reproduce with humans |
| 是关于机器人在懂得和人类繁殖后 统治地球的故事 |
|
|
| | |
| 35. | Reproduction is certainly a function of our sexuality, but humans do not engage in sexual behavior to reproduce |
| 无疑，繁殖是性行为的其中一种功能，但人类看待这回事儿并不只是想繁殖而已。 |
|
|
| | |
| 36. | Humans can not only reproduce themselves but also produce the necessities of life. |
| 人类不但能繁殖后代，还能创造生活的必需品。 |
|
|
| | |
| 37. | Researchers say that some years these birds are completely unable to reproduce. |
| 研究员们说这些企鹅几年内完全不能繁殖。 |
|
| -- 来源 -- 英语听读练30’（初三） - Passage 9 Penguins Dying |
好评(10) |
差评() |
|
|
| | |
| 38. | Therefore, it is theoretically possible to reproduce four offspring by using chromosomes in one oocyte |
| 因此，从理论上讲用一个卵母细胞的染色体可能繁殖出4个子代。 |
|
|
| | |
| 39. | All science has done now is to let human beings reproduce without sexual intercourse. |
| 现在科学的发展，只不过使人类可以不透过性关系而繁殖下一代。 |
|
|
| | |
| 40. | Very little is known about when whale sharks become sexually mature, and exactly how they reproduce. |
| 关于鲸鲨的性成熟和繁殖的详细过程，现在知道的微乎其微。 |
|
|
| | |