ADJ-GRADED 刺耳的；尖厉的 A piercing sound or voice is high-pitched and very sharp and clear in an unpleasant way.

ADJ-GRADED （目光）敏锐的，锐利的 If someone has piercing eyes or a piercing stare, they seem to look at you very intensely.

ADJ-GRADED （感情等）深切的，直入肺腑的 If you describe a quality or feeling as piercing, you mean that it makes you experience a feeling, especially sadness, very strongly.

ADJ-GRADED （风）刺骨的，凛冽的 A piercing wind makes you feel very cold.