“At present, the videos are fed electronically，”said research scientist Cornelia Fermuller.“Originally, we took our own videos, our cameras looking at us doing the cooking，”she explained.“And, as the robot advances, it reacts to good quality videos.And it will react to even lower quality homemade videos.”

　　So far, the robot named Julia can make a simple salad by breaking each task into basic parts, such as grasping a spoon, bringing it to the bowl, stirring the salad and observing the results.

　　But why teach a robot how to understand a video when it can easily follow a fixed program？Aloimonos believes predetermined instructions lack flexibility.He thinks one of the problems is how to make the robot understand and use what it learns during a certain task, the so­called feedback (反馈意见); another is the introduction of language.

　　“I believe it will take quite some time before the robots are able to understand metaphorical (比喻性的) language，”he added.“But，” he said，“we don't need that to create a new world where the robots will be working for us.”

　　语篇解读：本文是一篇科普说明文。机器人按既定指令完成任务并不让人觉得新鲜，但能看着视频学做饭的机器人，你可能前所未闻。

　　1．The underlined phrase “capitalize on” in Paragraph 2 probably can be replaced by ________.

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