今天我们要学的词是euthanize. Euthanize 动词,安乐死。So far, wildlife managers have euthanized 24 grizzly bears in the Greater Yellowstone Ecosystem this year. 野生动物管理人员今年在黄石公园生态区已经对24只灰熊实施安乐死。In the past five years, a total of 72 grizzly bears have been euthanized in the area because they either killed cattle, destroyed property, or posed a danger to people. 过去五年里,该地区共有72只灰熊因捕食牛,破坏财物,或是对人类构成威胁而被安乐死。好的,今天我们学习的词是 euthanize, euthanize, euthanize...
n. 生态系统