Biohydrography
生物水文地理学
🗣️ 情景例句
My mother is a housewife and my father is retired.
我妈妈是家庭妇女，我爸爸退休了。
This composer is writing beautiful song.
这位作曲家写出了美妙的歌曲。
The secretary worked late into the night, preparing a long speech for the president.
秘书工作到深夜，为总统准备发言稿。