retaining wall

wall built to support a mass of earth or to confine water 挡土墙; 挡水墙; 拥壁.

restructuring, result, result from, result in, resultant, resume, resumption, resurface, resurge, resurgence, resurgent, resurrect, resurrection, resuscitate, resuscitation, ret (also retd), retail, retailer, retain, retainer, retake, retaliate, retaliation, retaliatory, retard, retardant, retardation, retarded, retch, retd, retell, retention, retentive, retentively, retentiveness, rethink, reticence, reticent, reticently, reticulated,