Betula
[医] 桦属
🗣️ 情景例句
As poor as a church mouse.
一文不名。
Newspapers keep us in contact with the events of the world.
报纸是巨大的信息来源，互联网也不能取代它的地位。
The factory has been there for several years.
这家工厂在那儿已有好几年了。