Subject + 始于 + Time/Event
The character 始 (shǐ) means 'to begin' or 'to start' and often appears in the literary expression 始于 (shǐyú), meaning 'to begin from' or 'to originate from.' It marks the starting point of an event or process. For example, 始于前天接收到的信号 means 'began with a signal received the day before.'
这个传统始于两百多年前。
Zhège chuántǒng shǐ yú liǎng bǎi duō nián qián.
This tradition began over two hundred years ago.
一切问题始于那次会议上的争论。
Yíqiè wèntí shǐ yú nà cì huìyì shàng de zhēnglùn.
All the problems began with the argument at that meeting.
这项研究始于一个偶然的发现。
Zhè xiàng yánjiū shǐ yú yí gè ǒurán de fāxiàn.
This research began with an accidental discovery.