早在2003年，世界上历史最悠久、规模最大的公共卫生组织美国公共卫生协会就曾呼吁暂停集约化动物农场这种生产模式，因为他们预见类似猪流感这类的大规模流行病可能会发生。

Back in 2003, the American Public Health Association - the oldest and largest in world - called for a moratorium of factory farming because they saw something like this would happen.

youdao