2. 职称英语
  3. By 1727, no fewer than 14 types of submarines had been patented in England alone

By 1727, no fewer than 14 types of submarines had been patented in England alone

游客2025-05-08  14
问题 By 1727, no fewer than 14 types of submarines had been patented in England alone. In 1747 an ______ inventor proposed an ingenious method of submerging and returning to the surface. (identify)
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答案 unidentified
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