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。

youdao

Without food we get hungry; without energy we feel cold.

没有食物，我们就会挨饿；没有能量，我们会感到寒冷。

youdao

If you’re hungry and in the mood for a burger, would you go to the fast food resturaunt with or without the beef?

如果你正饿着并且想吃汉堡，那你是想去一家汉堡里有牛肉的快餐店，还是没有牛肉的？

youdao

"Right now at a time when there are more hungry people in the world than ever before, there is less food aid than we have seen in living memory and this is extremely alarming to the World Food Program because we are the ones on the front lines trying to help the most hungry out of the one billion people who are going to bed every night without enough food."

VOA: standard.2009.10.14

But attracting folks who will pay a little more for better food without alienating hungry, broke young men--Taco Bell's frequent fryers--will be a challenge.

FORBES: Marketing

To cut calories without feeling too hungry, keep a food journal for a week and try to identify eating occasions during which you could cut 50 to 100 calories without noticing much of a difference.

CNN: Best way to jump-start your metabolism after a plateau?