或者，在以前，这可能帮助我们的史前祖先在找寻浆果时保持警觉，远离狮子，并祈求它们不要太饥饿吧。

Or, once upon a time, it may have helped our prehistoric ancestors forage for berries while carefully maintaining attention on a distant, hopefully not too hungry, lion.

youdao

为免猫离开目标去找寻食物， 还植入抑制饥饿感觉的装置。

And to prevent it from wandering off in search of food, the CIA implanted a device to suppress the cat's sense of hunger.

youdao