Becs
abbr. 基本错误控制系统（Basic Error Control System）；北京中岩工程管理有限公司
🗣️ 情景例句
Today is the twelfth. Why?
今天是十二号。怎么？
She passed her competitive examination not without difficulty.
她好不容易才通过了答辩考试。
The English language possesses a vivid saying to describe this sort of situation.
英语中有一个生动的说法来形容这种情况。