unipunch
美
['ju:nɪ'pʌntʃ]
英
['ju:nɪ'pʌntʃ]
n.
单元穿孔,点式穿孔
Examples
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美['ju:nɪ'pʌntʃ]英['ju:nɪ'pʌntʃ]
n.单元穿孔,点式穿孔