The simplest idea is that when an ant is in a small colony -- and an ant in a large colony can use the same rule, like "I expect to meet another forager every three seconds."
最简单的解释是当一只蚂蚁在小的蚁群中—— 当然在大的蚁群的蚂蚁同样的规则也适用 会说：“我想我每三秒钟就会碰见另一只觅食蚂蚁。”