Orohydrography
地形水文学, 山地水文学
🗣️ 情景例句
since her mother died.
因为她妈妈去世了。
I am very happy that you have finally established a branch in Guangzhou.
我非常高兴你们最终把分支机构建在广州。
I think she is at home.
我想她在家里吧。