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1·Most mammals are viviparous animals.

大多数哺乳动物是胎生动物。youdao

2·The viviparous nature of these creatures allows their offspring to develop well - protected inside the mother's body.

这些生物的胎生特性使它们的后代能够在母亲体内得到良好的保护并发育。youdao

3·Scientists are studying the reproductive process of viviparous fish.

科学家们正在研究胎生鱼类的繁殖过程。youdao

4·viviparous reproduction gives the young a better chance of survival in harsh environments.

胎生繁殖使幼崽在恶劣环境中有更好的生存机会。youdao

5·We learned about the advantages of viviparous reproduction in biology class.

我们在生物课上学到了胎生繁殖的优势。youdao

6·Some sharks are viviparous, which is an interesting biological phenomenon.

一些鲨鱼是胎生的，这是一种有趣的生物现象。youdao

7·The viviparous trait has evolved in many species to adapt to different living conditions.

胎生特性在许多物种中进化出来以适应不同的生存条件。youdao

8·In the animal kingdom, viviparous species have unique reproductive strategies.

在动物王国中，胎生物种有独特的繁殖策略。youdao

9·The discovery of new viviparous insects has excited entomologists.

新的胎生昆虫的发现让昆虫学家们兴奋不已。youdao

10·viviparous animals usually have a closer relationship with their mothers during the early stage of life.

胎生动物在生命早期通常与它们的母亲有更亲密的关系。youdao

胎生的

1·Before the formation of leaves, the nutrition for the development of viviparous plantlet is supplied by its parent, which is a kind of typical foraging behavior.

在胎生苗叶片产生以前，它的营养全部由母体提供，属于全异养阶段，这是一种典型的觅源行为；

2·Ichthyosaurs and other contemporary viviparous species, by contrast, gave birth to multiple offspring.

相比之下，鱼龙和其他现代胎生的物种产下多个幼崽。

3·Man and most other mammals are viviparous.

人和其他大多数哺乳动物都是胎生的。

4·The whale is viviparous, the baby to eat mother's milk to grow up.

鲸是胎生的，幼鲸靠吃母鲸的奶长大。

5·Does now consider? True strong. The ability of somebody else mama one viviparous 3.

现在想一想？真强。人家妈能一胎生三个。