Breakwaters are artificial structures that protect the coast.

防波堤是一种保护海岸的人工结构物。

The breakwaters in the area have reduced the erosion of the coast by the waves.

该地区的防波堤减轻了海浪对海岸的侵蚀。

The construction workers toiled away at building the breakwater in the hot sun.

建筑工人们在烈日下辛劳地修筑防波堤。

Once outside the inner breakwater, we began to unfurl all the sails.

一出内防波堤，我们就开始展开所有的风帆。

The breakwater projects far into the sea.

防波堤一直伸向远处的海面。

Over by the breakwater the sea is very high.

海水高高地漫过防浪堤。

Back of the breakwater the dredger was working.

在防波堤后面挖泥船正在工作。

The breakwater sustains the shock of the great waves.

防波堤承受巨浪的冲击。