She was frightened by the roars of a lion.

她被狮子的吼叫声吓呆了。

He stood aghast at the terrible sight.

他被眼前的怕景象吓呆了。

She stood aghast at the black shadow in the drawing room.

她被客厅里的黑影吓呆了。

The poor child was petrified with fear.

这怜的孩子被吓呆了。

She stood aghast at the snake.

她被蛇吓呆了。

I was momentarily taken aback.

我一时被吓呆了。