perforations
英[pɜːfə'reɪʃnz]
美[pɜːfə'reɪʃnz]
- 齿孔
详细释义
名词 perforation:
-
a line of small holes for tearing at a particular place
-
a hole made in something
-
the act of punching a hole (especially a row of holes as for ease of separation)
双语例句
- Tear the sheet of stamps along the perforations.
沿齿孔把邮票撕开。 - Grooves extend to the finished edge, but rear perforations are not visible.
凹槽延伸到成品的优势，但后排齿孔中不可见。
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