perforation 详细解释

perforation

[.pə:fə'reiʃən]

n.孔,穿孔

词形变化

形容词: perforable | 名词: perfora-tor | 动词过去式: perforated | 动词过去分词: perforated | 动词现在分词: perforating | 动词第三人称单数: perforates |

词义辨析

同义参见:

prick  

英英释义

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)

补充

perforationperforation英:[pə:fəˈreiʃ(ə)n] 美:[ˌpɚfəˈreʃən]n.1.穿孔

例句

1. perforation of the womb is very rare.子宫穿孔非常罕见。 2. a box with perforations to allow the air in带透气孔的盒子 3. the perforations allow water to enter the well.小孔使得水能流进井里。 4. there was evidence of intestinal perforation.有肠穿孔的迹象。 5. The perforations help you tear the paper neatly and easily.齿孔有助于轻松整齐地把纸撕开。 6. intestinal perforations肠穿孔 7. an infection that can cause perforation of the intestine可能引起肠穿孔的传染病

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