短语词组短语urban encroachment 城市面积的扩充encroachment line 边水前侵线;侵蚀线;侵入线encroachment deposit 入侵堆积Encroachment permit 土地许可medical encroachment 医疗侵权simple encroachment 单纯侵占environmental encroachment 环境侵权encroachment rate 侵害率 返回 encroachment