block sea

基本解释

Not only can it freeze the port, block the sea channel, 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。
When inactive, the gates will lay flat on the seafloor; when water levels rise, they will be pumped full of air and rise above the surface to block sea water.
平时，闸门平铺在水底；在海水上涨时，闸门被注满空气，浮到水面阻隔海水。
In this paper, the thin features of gravity anomaly in the South China Sea block were explained and its formation and evolution was studied.
本文解译了南海地块细结构的重力异常特征，并探讨了南海海盆的形成与演化。

BP says a more complete solution is needed. The next step is to try to pump mud and other materials to the sea floor and block the well.
It wasn't just the beauty of the polished stone block walls or the fact that this abandoned city sits atop a narrow ridge more than 2400 meters above sea level.

The two cable-stayed portions of the bridge were added when local fishermen protested that it would block their access to the sea.
FORBES: Bombay's Bridge Over Troubled Traffic
The British navy was still trying to block the slave trade across the Red Sea in the 1930s.
ECONOMIST: Evasive action