Orohydrography
地形水文学, 山地水文学
🗣️ 情景例句
People are busy shopping and wrapping presents for relatives and friends before Christmas Eve.
在圣诞节前夜，人们忙着为亲朋好友买东西、包礼物。
We can't fly our kites any more because the wind has stopped.
由于风静止，所以已经没法放风筝了。
Here you are.
给你。