1. Time for the ultimate killer's test: How would the piranha react to my duck? 现在是终极杀手测试时间：水虎鱼会对我的鸭子如何反应呢？
2. Another common belief is that piranha form large schools for hunting, allowing them to attack larger prey than a single fish could. 另一种观念就是水虎鱼会成群的扑食，使得他们能够攻击单独觅食所不能攻击的大的猎物。
3. Piranha! For most people, the name sparks horror-movie images of vicious schools of fish that can reduce a human to a skeleton in minutes. 食人鱼！对大多数人来说，这个名字出现在恐怖片里，是一种可以在数分钟内将人吃得只剩下骨架的邪恶的鱼。
英英解释
n.
1. someone who attacks in search of booty
2. small voraciously carnivorous freshwater fishes of South America that attack and destroy living anim
