coastal levee的用法和樣例：
例句
- Engineers then typically dig out shallow trenches or pits along the path to obtain earth for the levee.
工程師通常會(huì )沿預定路線(xiàn)挖出淺淺的壕溝或土坑，取得海堤用的泥土。 - The tremors liquefy the soggy layer like a blender, and the levee or wall can surf laterally for tens of yards, tearing the structure apart.
震動(dòng)會(huì )產(chǎn)生液化作用，像果汁機一樣將濕潤的土層液化，讓海堤或防洪堤向側面移動(dòng)數十公尺之遠，使得其結構瓦解。
