[chuān kǒng]
（钻孔； 凿孔； 打孔） bore a hole; punch a hole; punching; piercing; tresis; key punching
prick holes with a thick pin
用一根粗针穿孔
[医] （胃、肠等的壁因溃疡形成孔洞） perforate; perforation
appendicular perforation
阑尾穿孔
gastric perforation
胃穿孔
The ulcer has perforated.
溃疡已穿孔。