If you are aghast, you are filled with horror and surprise.
例句
She watched aghast as his life flowed away...看著他的生命逐漸消逝，她驚駭萬分。His colleagues were aghast at the sackings...他的同事們對于這些解雇感到很吃驚。
英漢詞典釋義
adj.
驚呆的，嚇呆的，大吃一驚的
She was aghast at the extent of the damage to her car.她的汽車的損壞程度使她震驚。
被…嚇呆，被嚇得目瞪口呆
She stood aghast at the snake.她被蛇嚇呆了。He stood aghast at the terrible sight.他被眼前的可怕景象嚇呆了。She stood aghast at the black shadow in the drawing room.她被客廳里的黑影嚇呆了。