涉事

to be involved in the matter (Example: 涉事三人[she4 shi4 san1 ren2], the three people involved) / (archaic) to recount the events

(literary) to wade across a body of water / (bound form) to experience / to undergo / to be involved / to concern

matter / thing / item / work / affair / CL:件[jian4],樁|桩[zhuang1],回[hui2]