savior

在基督教中，耶稣被认为是人类的救世主。

In Christianity, Jesus is regarded as the ___Savior of mankind.

那位医生及时赶到，成为了病人的救命恩人。

The doctor arrived just in time and became the patient's ___savior.

这场及时雨真是农民的救星，解决了长期干旱的问题。

The timely rain turned out to be the ___savior for farmers, solving the long-lasting drought problem.