誓 + Verb Phrase
誓 (shì) means "to vow" or "to swear." It expresses a solemn promise or determination to do something. In formal and literary contexts, it appears before a verb phrase to convey strong resolve, such as 誓将其绳之以法 (vowing to bring them to justice). Related words include 发誓 (to swear an oath).
她誓要查出事情的真相。
Tā shì yào cháchū shìqíng de zhēnxiàng.
She vowed to find out the truth of the matter.
他发誓再也不犯同样的错误了。
Tā fāshì zài yě bù fàn tóngyàng de cuòwù le.
He swore he would never make the same mistake again.
战士们誓死保卫自己的家园。
Zhànshìmen shìsǐ bǎowèi zìjǐ de jiāyuán.
The soldiers swore to defend their homeland to the death.