I wouldn't call it a burden; I call it a responsibility.我不觉得这是负担；我觉得它是一种责任。He staggered underneath a burden.他在重负下摇摇晃晃。A coward considers difficulties as a heavy burden on his back,but a valiant fighter turns difficu...
Alongshore bars are produced at the point of wave break.沿滨砂洲是在波浪拍岸处形成的.There is a serious sediment deposition in the wharf apron of an alongshore pile wharf.摘要顺岸式桩基码头前沿会发生较爲严重的泥沙淤积.There a serious sediment deposition in ...