短语词组短语levee breach 堤坝裂口;决口;大坝绝口levee revetment 堤防护岸back levee 背水堤;[水利]支堤;逆流堤Levee Effect 堤防效应mudflow levee 泥流堤Levee Project 堤防工程guide levee [水利]导堤levee safety 堤防安全levee management 堤防管理natural levee 天然堤，天然堤岸；自然堤 返回 levee