Betula alba
[医] 白桦
🧩 词语组成解析
[医] 桦属
[医] 脑白质
🗣️ 情景例句
Do you ever think about other people?
你从来就不考虑考虑别人吗？
How fragrant the flowers are!
这些花真香！
No, I think it'll be all right for him to go to school.
不，我想他去上学没什么关系。