amazement

I stared at her in amazement when she announced she had won the marathon.

(Chinese) 当她宣布自己赢得了马拉松比赛时，我惊愕地盯着她。

To my utter amazement, the old car started on the very first try.

(Chinese) 令我感到极其惊讶的是，这辆旧车居然第一次尝试就发动了。