如果出了什么问题——比如，一只饥饿的蜥蜴在四处寻找蚂蚁作为零食——那么一群没有食物的蚂蚁就会匆匆归来，给等待的蚂蚁发出“不要出去”的信号。
If something goes wrong—a hungry lizard prowling around for an ant snack, for instance—then a rush of ants returning without food sends waiting reserves a "Don't go out" signal.
如果出了什么问题——比如，一只饥饿的蜥蜴在四处寻找蚂蚁作为零食——那么一群没有食物的蚂蚁就会匆匆归来，给等待的蚂蚁发出“不要出去”的信号。
If something goes wrong—a hungry lizard prowling around for an ant snack, for instance—then a rush of ants returning without food sends waiting reserves a "Don't go out" signal.
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