| 单词 |
pre-implantation |
| 释义 |
pre-implanˈtation, a. Biol. [pre- B. 2.] Occurring or existing between the fertilization of an ovum and its implantation in the wall of the uterus.
1945W. J. Hamilton et al. Human Embryol. v. 49 (heading) Pre-implantation period. Ibid. 50 The pre-implantation stages of the human ovum must be essentially the same as those of the monkey. 1968Nature 9 Nov. 596/1 Mosaicism, extending to most tissues of the body in mice, was achieved by fusing pre-implantation embryos together in vitro. 1972R. L. Brinster in Balin & Glasser Reproductive Biol. xx. 751 In the human, where the gestation period is 270 days, the pre-implantation period is still only 8 days. |

英语词典包含277258条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
相关内容:
相关热词搜索:preimplantation英英词典英英释义英语词汇意思用法释义英语