B-c
abbr. 公元前（Before Christ）
🗣️ 情景例句
They graduated from high school last year.
他们去年高中毕业。
Excuse me, how can I get to the bus station?
对不起，汽车站怎么走？
It was like stepping into a secret art museum, in which we were the only visitors.
就像是走进入了一个秘密的艺术博物馆，我们是馆内唯一的游客。