Meaning of dāng shì rén:
dāng shì rén
当事人
Noun
persons involved or implicated; party (to an affair)
Zài fǎtíng shàng, dāngshìrén bìxū tígōng zhèngjù lái zhīchí tāmen de lìchǎng.
在法庭上,当事人必须提供证据来支持他们的立场。
In court, the parties involved must provide evidence to support their positions.