Those European and North American young then return to their respective coasts to begin the unusual life cycle of the eel anew.

那些欧洲和北美洲的幼鱼随后回到它们各自的海岸，重新开始鳗鱼独特的生命周期。

youdao

The bigger the eel, the greater the danger.

鳗鱼越大越危险。

youdao

Metal plates at the ends of the tank enabled the eel to power the bulbs.

水槽一端的金属片能够收集电鳗所发的电，从而给灯泡供电。

youdao

The eel population was no longer sustainable, despite having been recently granted protected geographical indication status, he said.

BBC: Sustainability of indigenous fish stocks

The clause was invoked most memorably for Eric "the Eel" Moussambani, a swimmer from Equatorial Guinea, in the 2000 Olympics.

WSJ: Menu

According to experts, the reason behind the eel's decline largely remains a mystery due to the difficulty in tracking the fish during its migration.

BBC: River ladders give eels a leg up