ranger

n 1 (a) (Brit) keeper of a royal park, estate, etc who enforces forest laws 皇家园林、 地产等的管理员. (b) (esp US) guard who patrols and protects a forest, etc 担任巡逻和警戒任务的护林员. 2 (US) member of a body of armed mounted men acting as police, eg in thinly populated areas 武装骑警（如驻守人口稀少地区的）: the Texas Rangers 得克萨斯州骑警. 3 (US) commando 突击队员. 4 Ranger (Brit) senior Girl Guide 高年级的女童子军.

rancid, rancidness, rancor, rancorous, rancorously, rancour (US rancor), rand, randily, randiness, random, random access (also direct access), random signal, randomize, randomly, randomness, randy, ranee (also rani), rang, range, range-finder, rani, rank, ranking officer, rankle, rankly, rankness, ransack, ransom, rant, ranter, rap, rapacious, rapaciously, rapacity, rape, rapid, rapid transit, rapid-fire, rapidity, rapidly,