求助OG11 -56

yunhaoll

In a plan to stop the erosion of Esat Coast Beaches, the Army Corps of Engineers proposed building parallel to shore a breakwater of rocks breakwater of rocks that would rise six feet above the waterline and act as a buffer, absorbing the energy of crashing waves and protecting the beaches

虽然作对了  但是不知道怎么翻译 尤其是划线部分   求助

liu4949

为了阻止ECB的侵蚀，AC的工程师计划在平行与海岸的地方建造一档水板，这个档水板比吃水面（我想应该是海平面之类的东西吧）高6尺，可以作为一个缓冲，吸收波浪的冲击力，保护海岸