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n.大蟒；括约肌；使压缩之物
1、boa constrictors───n.大蟒蛇( boa constrictor的名词复数 )；大蟒蛇（boaconstrictor的名词复数）
1、Then I would never talk to that person about boa constrictors, or primeval forests, or stars.───所以我不再提起王蛇，或原始森林，或星星。
2、Researchers have discovered a biological shocker: female boa constrictors are capable of giving birth asexually.───研究人员发现一个令人吃惊的生物现象：雌性大蟒蛇能够进行无性繁殖。
3、any of several chiefly tropical constrictors with vestigial hind limbs.───后肢退化的几种主要是产于热带的蟒蛇。
4、Then I would never talk to that person about boa constrictors , or primeval forests, or stars.───然后我就再也不和那个人谈论那条大蟒蛇，原始森林，还有星星。
5、Kingsnakes are a group of beautiful constrictors found in many parts of the United States.───王蛇是一群在美国很多地方都有发现的美丽蟒蛇。
6、Although pet constrictors start out small and cute, the largest snakes can grow up to 20 feet long and weigh as much as 200 pounds.───虽然宠物蟒开始的时候小而可爱，但最大的蛇可以生长到20英尺长，重约200磅。
7、However, boa constrictors have never been known to attack humans, the authors said.───然而，作者表示据目前所知，红尾蚺从不攻击人类。
8、If there are no truly non-venomous snakes, were the so-called non-venomous snakes, like constrictors and pythons, were they venomous at some point in their evolution?───如果没有真正的无毒蛇，那些所谓的无毒蛇，比如蟒蛇和巨蟒，在它们进化过程中的某个阶段是有毒的吗？
9、Kingsnakes are a group of beautiful constrictors found in many parts of the United States.───蛇是一群在美国很多地方都有发现的美丽蟒蛇。
1、It is one of the wilder places on earth and contains rainforest, and boa constrictors.
2、None of the reptiles are venomous, although some of these boa constrictors could give a nasty squeeze.
3、Researchers have discovered a biological shocker: female boa constrictors are capable of giving birth asexually.
4、Boa constrictors bear live young but pythons don't; rattlesnakes and chameleons do, but cobras and iguanas don't.