testifying as a witness in court
作为证人在法庭上作证 (zuòwéi zhèngrén zài fǎtíng shàng zuòzhèng)
"She was nervous when she was on the stand."
"她在 证人席 上时感到很紧张。" (Tā zài **zhèngrénxí** shàng shí gǎndào hěn jǐnzhāng.)
a gesture of appreciation or respect
A peaceful time before trouble or chaos starts.
to keep possession of something
To do what you promised to do.
to create long-term trust and attachment to a brand
to understand or solve the real cause of something