riding n.骑,乘车,乘,骑术,骑马...riding-school n.骑术学校...surf-riding n.冲浪运动...free riding 不担风险取利,投机取巧...embolus riding 血管分叉口栓子,鞍骑性栓子...riding habit 女骑装...riding breeches 马裤...riding of bones 断骨端重迭...
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