于 yú
于(yú)means “于 (written) 'in / at / to / from', attaching time, place, or source after a verb”. 于 is a bookish coverb attached directly after a verb (or in fixed compounds) to mark time, place, or source: 生于1990年 'born in 1990', 位于市中心 'located in the city center', 来源于生活 'derives from life'. Formation: 动词 + 于 + 时间/地点/来源(书面)
于 (written) 'in / at / to / from', attaching time, place, or source after a verb
HSK5Formation
动词 + 于 + 时间/地点/来源(书面)
Explanation
于 is a bookish coverb attached directly after a verb (or in fixed compounds) to mark time, place, or source: 生于1990年 'born in 1990', 位于市中心 'located in the city center', 来源于生活 'derives from life'. It is compact and formal; in everyday speech 在/到/从 are used instead.
Examples
Note
Written register. Everyday equivalents: 在/到/从. Common: 位于, 属于, 来源于, 善于.
FAQ
于 — what does it mean and how is it used?
于 (written) 'in / at / to / from', attaching time, place, or source after a verb. 于 is a bookish coverb attached directly after a verb (or in fixed compounds) to mark time, place, or source: 生于1990年 'born in 1990', 位于市中心 'located in the city center', 来源于生活 'derives from life'. It is compact and formal; in everyday speech 在/到/从 are used instead.
于 — how do you form it?
动词 + 于 + 时间/地点/来源(书面)
于 — any usage notes?
Written register. Everyday equivalents: 在/到/从. Common: 位于, 属于, 来源于, 善于.