piercinga. 尖厲的、刺耳的、刺骨的、刺穿的、敏銳的、徹骨的、辛辣的、諷刺的衝孔學術名詞穿孔：機械工程、造船工程、材料科學、金屬材料、航空太空衝孔：機械工程、造船工程英文釋義having or demonstrating ability to recognize or draw fine distinctionspainful as if caused by a sharp instrument