1、Some forager ants go out, and as soon as they find food, they pick it up and come back to the nest.
一些覓食蟻外出后，一找到食物就會(huì)帶上食物回到巢穴里。

2、The less food there is, the longer it takes the forager to find it and get back.
外面的食物越少，覓食蟻就會(huì)花越多的時(shí)間尋找食物并將食物帶回蟻巢。

3、But the forager needs several contacts no more than ten seconds apart before it will go out.
但是覓食工在出外之前與巡邏工的觸角接觸不會(huì)超過(guò)十秒鐘。

forager翻譯