Euripus: a SEAchannel characterized by turbulent and unpredictable currents.
急流水道：潮流或海流急剧进退，无法预知的水道。
2
Not only can it freeze the port, block the seachannel, break off the transportation, it also can destroy the port installations and crash out ships.
它不仅能够封冻港口、堵塞航道、中断交通运输，而且还能破坏港工设施，撞毁海上过往船只及海上结构物。
3
In history, in order to scrabble for the launch sea mouth, occupancy and control Black seachannel, Russia and west developed countries involved in a drastic contend.