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單詞乎

perforation

音標(biāo)[,p?:f?'rei??n]
perforation是什么意思、perforation怎么讀

perforation漢語(yǔ)翻譯

n. 穿孔, 孔眼, 貫穿, 貫通
【化】 穿透
【醫(yī)】 穿孔, 穿破; 穿孔術(shù)

perforation英語(yǔ)解釋

名詞 perforation:

  1. a line of small holes for tearing at a particular place
  2. a hole made in something
  3. the act of punching a hole (especially a row of holes as for ease of separation)

perforation詳細(xì)解釋

per.fo.ra.tion

n.（名詞）
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：穿過某物的一個(gè)孔或一系列孔，尤指用以分割一張或一卷東西的一系列小孔

The act of perforating.
穿孔：穿孔的行動(dòng)
The state of being perforated.
被穿孔：被穿孔的狀態(tài)

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