B-c
abbr. 公元前（Before Christ）
🗣️ 情景例句
How many days will it take for my mail to reach its destination?
我的信件到达目的地要用几天？
I am beginning to understand that my personality is very complicated.
我开始明白自己的性格非常复杂。
At the end of this period we put the play on in a theatre.
最后我们就在剧场上演这出戏。