请将以下内容模化为故事，要求保留主要人物和事件。在回答中注明重要的内容，以便我能够评判故事的清晰度。 ellipse is a mysterious device that no one has ever been able to explain. The only person to have seen it is a retired physicist named Aubrey, who found it during one of his escapades. He kept it hidden in his attic, telling no one, not even his longtime friend, Martin, who he had known for over 40 years. One day, Martin's daughter, Lila, a curious 14-year-old, discovered the device while snooping around the attic. Intrigued, she decided to investigate further. What she found out was beyond her wildest imagination: the device could travel through time, and Aubrey had used it to visit the past and future. She confronted Aubrey about it, but he was reluctant to divulge the secrets of the device, fearing the consequences. However, after much persuasion and promising to use it only for good, Aubrey finally agreed to tell her everything. The story revolves around their adventures traveling through time, trying to avoid changing the timeline and the dangers they faced.
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椭圆装置像谜一样，无从解释。唯一见过这装置的是退休物理学家奥布里。他 newcom 在一次冒险中找到了它，一直藏在阁楼里，连纽带甚密逾四十载的老友马丁也未曾透露半点消息。有一天，马丁14岁的女儿莉拉出于好奇，偷偷在阁楼上发现了这个装置。她越查越深，发现这装置竟能穿越时空，而现在她知道奥布里曾利用它游览过历史与未来。面对这巨大的秘密，莉拉与奥布里对峙。尽管奥布里担忧后果，不愿吐露一切，但在莉拉不屈不挠的说服下，他最终决定把装置的秘密全盘托出。从此，他们一起展开一场场惊心跳的时光冒险，努力避开改变时间节点的风险及旅途中的无数危险。其中主要角色为奥布里、莉拉，关键情节包括发现装置、知晓其时空旅行的能力、奥布里与莉拉的合作冒险。
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