Bce
abbr. 化学工程学士（Bachelor of Chemical Engineering ）；土木工程学士（Bachelor of Civil Engineering）；公元前（ before common era）
🗣️ 情景例句
You did the best you could.
你已经尽力而为了。
My phone was out of order.
我的电话坏了。
We really need more specific information about your technology.
我们需要与贵公司技术相关更专门的资讯。