换取
give something and get something in return
缓冲, 缓和, 缓解, 缓慢, 擐, 漶, 逭, 痪, 豢, 焕, 涣, 换, 唤, 患, 宦, 奂, 幻, 患处, 幻灯, 患难, 幻想, 幻象, 唤醒, 幻影, 患者, 换置, 肓, 荒, 慌, 荒凉, 荒谬, 荒芜, 荒无人烟, 荒野, 遑, 篁, 蝗, 璜, 磺, 簧,
