gabion

名词noun

1. 1(historical, military) A cylindrical basket or cage of wicker which was filled with earth or stones and used in fortifications and other engineering work (a precursor to the sandbag).
2. 2A woven wire mesh unit, sometimes rectangular, made from a continuous mesh panel and filled with stones sometimes coated with polyvinyl chloride.
3. 3civil engineeringA porous metal cylinder filled with stones and used in a variety of civil engineering contexts, especially in the construction of retaining walls, the reinforcing of steep slopes, or in the prevention of erosion