[求助]请帮忙看看这题。

uspresident

24. Dolphins are sleek and powerful swimmers that found in all seas and unlike porpoises have well

defined, beaklike snouts and conical teeth.

B 的that found错了没有异议，我想问的是unlike porpoises have是个什么结构？是定语从句省略了关系代词么？unlike在句中是个什么成分？

谢过。

founder

24. Dolphins are sleek and powerful swimmers that found in all seas and unlike porpoises have well

defined, beaklike snouts and conical teeth.

B 的that found错了没有异议，我想问的是unlike porpoises have是个什么结构？是定语从句省略了关系代词么？unlike在句中是个什么成分？

谢过。

你把 unlike porpoises 拿掉, 再读, 就明白了

uspresident

原来是插入语，竟然没看出来，钻牛角尖了