| 释义 |
per·fo·ra·tion AHD[pûr'fə-rāʹshən] D.J.[ˌpɜːfəˈreɪʃən]K.K.[ˌpɝfəˈreʃən]n.（名词）- A hole or series of holes punched or bored through something, especially a hole in a series, separating sections in a sheet or roll.孔：穿过某物的一个孔或一系列孔，尤指用以分割一张或一卷东西的一系列小孔
- The act of perforating.穿孔：穿孔的行动
- The state of being perforated.被穿孔：被穿孔的状态
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