to control them, they have now created vast 它们在森林里建立了
that control it's depth. 使它可以控制深度
By staying in the shade and licking to control their body temperature 通过呆在树荫下 并利用舔唾液的方法控制体温
and the eagle has to struggle to control it. 金雕不得不努力控制飞行