你知道当它被红叶螨袭击时青豆会怎么反应吗？
You know what a Lima bean does when it's attacked by spider mites?
它释放一种挥发性成分，使之散布开来召集其他类的螨虫它们来到继而攻击红叶螨，保护青豆。
It releases this volatile chemical that goes out into the world and summons another species of mite that comes in and attacks the spider mite, defending the Lima bean.
它释放一种挥发性成分，使之散布开来召集其他类的螨虫它们来到继而攻击红叶螨，保护青豆。
It releases this volatile chemical that goes out into the world and summons another species of mite that comes in and attacks the spider mite, defending the Lima bean.
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