山中的自然美景使游客大为惊叹。

The natural beauty of the mountain stuns the visitors.

同事对她似乎无穷的精力大为惊叹。

Her fellow members marvelled at her seemingly infinite energy.

那些珍宝真是精美绝伦,令我大为惊叹.

I was really amazed to see the beauty and delicacy of those treasures.

当您第一次看到这里时，一定会大为惊叹。

When you see this for the first time it is simply “jaw dropping”.

他和同事每天从事的救死扶伤的工作令我大为惊叹。

And I find myself amazed by the lifesaving work that he and his colleagues do each and every day.