Bnf
[计] 巴科斯范式; 巴科斯-诺尔范式
🗣️ 情景例句
I love parades.
我爱看游行。
I'm sorry. I was just playing football with my friends.
对不起，我只是和朋友去踢了足球。
I knew that experts from the local museum would soon visit the cave.
我知道本地博物馆的专家会很快到山洞来探访。