史密斯博士谈到了一个帮助坦桑尼亚北部居民更好地管理水源的国际自然保护联盟计划。

Smith spoke about an IUCN project to help people in northern Tanzania better manage their water.

youdao

史密斯博士谈到了一个帮助坦桑尼亚北部居民更好地管理水源的国际自然保护联盟计划。

Smith spoke about an IUCN project to help people in northern Tanzania better manage their water.

youdao