retain

vt.保留，保持；挡住；聘

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