Bnf

[计] 巴科斯范式; 巴科斯-诺尔范式

🗣️ 情景例句

I've been busy all day.
我今天一整天都非常忙。
Sit down.
坐下！
Yes, why?
是的。怎么样呢？
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🔤 更多 B 开头的单词

baillif
band forms
be on one's mettle
benzenyl amidothiophenol
bilac
ble
blue baby
Brazil-nut oil
全部 B 开头单词 ›