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发表于2024-11-25
The World's Fastest Machines pdf epub mobi txt 电子书 下载 2024
Can machines travel faster than sound? How fast is the world's fastest machine? Using the "report" text type, this title features supersonic planes, high-speed boats, and even the world's fastest elevator! Readers who love speed and technology will race through this book.
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The World's Fastest Machines pdf epub mobi txt 电子书 下载 2024