鲸背船

例句：

1. 1. The whale-backed boat was the fastest way to get there.
   鲸背船是到达那里最快的方式。
2. 2. They used a whale-backed boat to cross the ocean.
   他们使用鲸背船横渡海洋。
3. 3. The whale-backed boat is a unique invention that has never been seen before.
   鲸背船是一种前所未有的独特发明。