Read Edit View history 打孔 dǎkǒng perforate Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 打孔 · dǎkǒng · perforate 2026/03/04 打孔 dǎkǒng perforate to punch a hole 他在文件的邊緣打孔以便裝訂。 verb created sense Mar 4, 2026, 02:25 AM