bottom long line

• 底层延绳钓

bottom long line的用法和样例：

例句

1. Conservationists say longline gear also damages corals and other important habitat on the sea bottom, threatening both the turtles and the fish.
   环保人士称延绳钓也破坏了海底的珊瑚和对其它动植物来说很重要的海底栖息地，对鱼类和海龟都造成威胁。