ephemeral gully development

• 浅沟发育

ephemeral gully development的用法和样例：

例句

1. The developments of industry and agriculture have been badly restricted for the severe gully erosion in the gentle hilly black soil regions in Northeast China.
   摘要东北黑土漫岗区侵蚀沟发育广泛，侵蚀沟的发展已经严重影响到了该区工农业生产的发展。