I do not know whether you realize it, but this condition is essential to us.
我不知道你是否了解,但是,这个条件对我们是必要的。
After telling several of his friends about the theft, Dimitri found out that his neighbour, Aleko, had suddenly acquired a new lamb.
把失窃的事告诉几个朋友后,迪米特里发出他的邻居阿列科家突然多了一只小羔羊。