They said good-bye,little knowing that they were never to meet again.尤其是,是知道
问题描述：
They said good-bye,little knowing that they were never to meet again.尤其是,是知道
They said good-bye,little knowing that they were never to meet again.尤其是little,是知道的人很少,
答
little adv.少到几乎没有,毫不,难得,很少
作knowing的副词,表示几乎不、不知道（表示否定的意思,相当于not）
句意：他们互道再见,根本不知道他们再也（没机会）遇见过.