1.
The offspring produced at one birth by a multiparous mammal.
幼仔一胎多子的哺乳动物一胎所产的后代
2.
Development of more than one embryo from a single egg or ovule.
多胚；多胎从一个单个的卵子或胚珠发展出一个以上的胚胎
3.
Giving birth to more than one offspring at a time.
一产多胎的一次分娩多个幼体的
4.
Placenta:Organ in most mammals that develops in the uterus along with a fetus to mediate metabolic exchange.
胎盘: 多数哺乳动物子宫内与胎儿一起发育的器官,居间负责代谢交换。
5.
A popular use of Kevlar aramid fibers is in the manufacture of tire cord.
凯夫拉纤维多用于轮胎帘子布的生产。
6.
the offspring at one birth of a multiparous mammal.
一胎多仔的动物一次生的后代。
7.
A nail pierced the tire of his car.
一根钉子刺穿了他车子的轮胎。
8.
A nail pierced the tire of our car.
一个钉子将我们的车胎穿了一洞。
9.
Producing two offspring in a single birth.
一产双胎的一次生产中生下两个子女
10.
Embryoloy: The study of growth and development of the embryo and fetus from fertilization of the ovum until birth.
胚胎学：研究从卵子受精开始到胎儿出生这一时期胚胎及胎儿生长发育的科学。
11.
One of two offspring born at the same birth.
双胞胎之一在同一胎中生下的两个孩子中的一个
12.
It was as if he had become again a foetus in his mother's womb.
好象他又变成母亲子宫里的一个胎儿。
13.
A study on embryonic development of hybrid F_1 by Siniperca chuatsi(♀)×Siniperca scherzeri(♂)
翘嘴鳜(♀)×斑鳜(♂)杂交子一代的胚胎发育
14.
Like many embryonic cells, myoblosts from prenatal rats or chicks are easy to culture.
正如许多胚胎细胞一样，胚胎大鼠或鸡的成肌细胞是易于培养的。
15.
Effect of Microsurgically Corrected Polypronuclear Human Zygotes on Embryo Development
显微操作纠正多原核合子对胚胎发育的影响
16.
One obvious example is to consider administering blood thinners to women carrying multiple fetuses who are prescribed bed rest, he said.
一个明显的例子为，对多胎妊娠卧床休息的妇女，可考虑给予血液稀释剂，以防止血栓形成，他说。
17.
fertilization of a second ovum after a pregnancy has begun; results in two fetuses of different ages in the uterus at the same time.
不同排卵期排出的两个或多个卵连续受精；结果是同一子宫内存在有不同龄的胚胎。
18.
One of five offspring born in a single birth.
五胞胎之一一次出生的五个孩子中的一个