生殖

The scientific name is porcine reproductive and respiratory syndrome .

这病的学术名是猪的生殖与呼吸综合症。

Reproduction of young during the larval or preadult stage, occurring chiefly in insects.

幼体生殖在幼虫或未成熟阶段对幼体的再生，主要发生于昆虫中

The study on the mechanism of human fertilization takes on instructive significance to family planning and prepotency, as well as to the development of diagnostic and therapeutic technologies for sterility.

受精机理是生命科学中的重要基础理论课题，其原理的阐明对细胞与发育生物学研究和生殖调控具有重大价值，而人类受精机理的直接研究，对计划生育、优生优育和不育症诊疗技术开发等具有极其重要的指导意义。

It suggests that Hb may be involved in the reproductive neuroendocrine regulation in prepuberty female rats.

提示Hb可能参与雌性大鼠青春期前生殖神经内分泌的调节过程。

Twenty-four primiparous Chinese Holstein cows that are in early lactation period, twenty-one local goats and sheep, respectively, nine Xiaowei sheep which were in prepuberty were selected to study relashionships between reproductive hormones and energy balance.

选择泌乳早期的第一胎中国荷斯坦奶牛24头、本地山羊、本地绵羊各21只、小尾寒羊9只进行60-65天正式试验，以研究反刍动物生殖激素与日粮能量关系。

The term priapism refers to a persistent, usually painful erection of the penis in the absence of sexual excitement .

术语阴茎持续勃起症(priapism ，以古希腊生殖神的名字命名，见插图——译者注)是指在无性刺激的情况下，阴茎的持续性和疼痛性的勃起状态。

And beneath it, springing from the same mould , wasthis diabolical offering to Priapus. With the per

那种玫瑰，在它下方，好像生长于同一个模子，这恶魔的奉献物是给普罗阿普斯（希、罗神：男性生殖神，酒神和爱神之子的。

But the Christian right is not vocally opposed to reproductive technology. By contrast they fiercely oppose stem-cell research on the ground that it destroys embryos—even when the embryos used for research are IVF extras. IVF yields babies, which is generally something the "pro-family" right approved of.

不过，这个基督教右派组织并未直言不讳地对生殖技术表示反对，相反他们强烈反对进行干细胞研究，原因在于后者破坏了胚胎，就算是所破坏的胚胎是IVF产生的多余胚胎也同样如此，而这个"支持家庭"的右派组织却并不反对IVF，因为它是在创造生命。

In mammalian reproductive cycle,mammary epithelials experience the process of repeated growth,differentiation and degradation.

在哺乳动物的生殖周期中，乳腺上皮经历了反复生长、分化以及退化的循环。

Places procreate. They are part of the human procreation process.

土地能生殖繁育，是人类生育过程中的一部分。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。