Subject + 相信 + Object/Clause
The verb 相信 (xiāngxìn) means "to believe" or "to trust" in Chinese. It is used to express confidence or faith in a person, statement, or idea. It can be negated with 不 to express disbelief or doubt.
我相信你说的话。
Wǒ xiāngxìn nǐ shuō de huà.
I believe what you said.
她不相信世界上有鬼。
Tā bù xiāngxìn shìjiè shàng yǒu guǐ.
She doesn't believe there are ghosts in the world.
你要相信自己,一定能做到的。
Nǐ yào xiāngxìn zìjǐ, yīdìng néng zuò dào de.
You have to believe in yourself; you can definitely do it.