🧩 词语组成解析
n. (澳大利亚的)白千层属植物
birch
[bə:tʃ]
n. 桦树，桦木;（鞭打用的）桦条;
vt. （用桦条）抽打，鞭挞;
🗣️ 情景例句
I don't know.
我不知道。
You don't have any strong feelings about it?
关于这件事，你没有什么意见吗？
However, they have decided to use the post office.
然而她们还是决定利用邮局。