它们的放归野外，是自70年前美洲虎几乎灭绝以来阿根廷该地区首次重新出现美洲虎的身影。
Their release was the first reintroduction of jaguars in that part of Argentina since the species almost died out there 70 years ago.
他是阿根廷再野化组织的保护主任，该组织是帮助恢复美洲虎种群数量的组织之一。
He's the conservation director for Rewilding Argentina, which is one of the organizations helping to restore jaguar populations.
宗廷虎先生从事修辞学教学和研究近50年，在学术道路上长期潜心钻研、孜孜以求，取得学界公认的累累硕果。
As 50 years of career for rhetoric teaching and studying, Zong Tinghu took out many recognized fruits through his hard working in a long learned way.
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