"whereupon" in Chinese (Simplified)
于是随后
Definition
用于表示一件事情发生后，紧接着发生另一件事，通常作为结果。它属于正式用词，多用于书面语来连接事件。
Usage Notes (Chinese (Simplified))
非常正式，很少用于日常交流。常见于法律、学术或文学著作中连接事件。日常生活建议用“after that”或“then”等表达。
Examples
He finished his speech, whereupon everyone clapped.
他结束讲话，**于是**大家鼓掌。
She signed the contract, whereupon the deal was complete.
她签署了合同，**随后**交易完成。
The lights went out, whereupon everyone screamed.
灯灭了，**于是**大家尖叫起来。
They finally arrived at the station, whereupon it started to rain heavily.
他们终于到了车站，**随后**下起了大雨。
He submitted his application, whereupon the interview was scheduled for the next week.
他递交了申请，**随后**安排了下周的面试。
The witness answered the lawyer’s question, whereupon the court took a short break.
证人回答了律师的问题，**随后**法庭短暂休息了一下。