关于此电子书
They hide quietly in the ocean. They send torpedoes and missiles to enemy targets. They explore the ocean depths to learn more about the world in which we live. They are the jewels of the United States Navy. They have helped win wars. They are submarines. How do they work? What is their history? Check out this fun book to find out more.
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欢迎向我们提供反馈意见。
如何阅读
智能手机和平板电脑
笔记本电脑和台式机
您可以使用计算机的网络浏览器聆听您在 Google Play 购买的有声读物。
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