堤防,築堤
Embankment \Em*bank"ment\, n. 1. The act of surrounding or defending with a bank. 2. A structure of earth, gravel, etc., raised to prevent water from overflowing a level tract of country, to retain water in a reservoir, or to carry a roadway, etc.
embankment n : a long artificial mound of stone or earth; built to hold back water or to support a road or as protection