Perforation

"Perforation" in cmn

打孔

dǎkǒng

(any opening in a solid object)

打眼

dǎyǎn

(any opening in a solid object)

穿孔

chuānkǒng

(medicine)

鑽孔 /钻孔

zuānkǒng

(any opening in a solid object)

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.