noun🔗Share土木工事, 土塁Any structure made from earth; especially an embankment or rampart used as a fortification."The old fort's main defense was a large earthwork, providing a high vantage point for soldiers. "古い砦の主な防御は、兵士たちに高い見晴らしの良い場所を提供する大きな土塁でした。archaeologygeologymilitaryarchitecturehistoryChat with AIVocabulary GamePractice Reading