penetrating

1. ADJ A penetrating sound is loud and usually high-pitched. 刺耳的

Mary heard the penetrating siren of an ambulance. 瑪麗聽到了救護車刺耳的警報聲。

2. ADJ If someone gives you a penetrating look, it makes you think that they know what you are thinking. 穿透人心的 (目光)

He gazed at me with a sharp, penetrating look that made my heart pound. 他用一種犀利的、穿透人心的、使得我的心怦怦直跳的目光注視著我。