单词 土堤 例句 DEFINITIVE EXAMPLES 权威例句〔bulwark〕A wall or embankment raised as a defensive fortification; a rampart.堡垒,壁垒:用作防御工事的墙或土堤;壁垒美国传统〔bulwark〕To fortify with a wall, an embankment, or a rampart.用堡垒防护:用墙、土堤...