《整体环境科学》的一篇论文显示，中国最大的淡水鱼可能已经在2005年至2010年间灭绝了。2019年9月，该论文的作者危起伟表示，一些专家认为这种一级保护鱼类已经灭绝。
A paper from Science of the Total Environment shows that the largest freshwater fish in China might have gone extinct between 2005 and 2010. Wei Qiwei, author of the paper, said in September, 2019, some experts supposed that the first-class protected fish had been extinct already.
用1小时的时间来思考、研究然后创作一篇杀手级文章（或称为链接诱饵、支柱文章等）。
Spend one hour brainstorming, researching and writing killer articles (also called linkbaits, pillar articles and so on).
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