1640s, from Late Latin viviparus "bringing forth alive," from Latin vivus "alive, living" (see vivid) + parere "bring forth, bear" (see pare). See viper.
实用例句
1. Man and most other mammals are viviparous.
人和其他大多数哺乳动物都是胎生的.
来自互联网
2. All animals, however, that are hair - coated are viviparous.
然而, 所有有体毛的动物是胎生的.
来自互联网
3. The unborn young of a viviparous vertebrate having a basic structural resemblance to the adult animal.
胎基本结构与成年动物相似的胎生脊椎动物未出生的幼子.
来自互联网
4. We studied the ultrastructure of epididymal spermatozoa viviparous skinks, Mabuya multifasciata and Sphenomorphus indicus.