| 释义 |
perforation美 [.pɜrfə'reɪʃ(ə)n] 英 [.pɜː(r)fə'reɪʃ(ə)n] n. hole,puncture,tear,rip,slash 1. | [c][usupl] 齿孔a small hole in a surface, often one of a series of small holes |
| Tear the sheet of stamps along the perforations. 沿齿孔把邮票撕开。 |
2. | [u] 穿孔；穿通the process of splitting or tearing in such a way that a hole is left |
| Excessive pressure can lead to perforation of the stomach wall. 过大的压力会导致胃壁穿孔。 |
n. | 1. a hole made in something 2. a small hole or series of holes punched into a piece of paper to make tearing easy 3. the act of making a hole or holes in something or the state of being perforated 4. the formation of a hole in an organ, tissue, or tube, usually as a consequence of disease 5. a small hole or cut in an organ or tube inside your body, caused by illness or injury 1. a hole made in something 2. a small hole or series of holes punched into a piece of paper to make tearing easy 3. the act of making a hole or holes in something or the state of being perforated 4. the formation of a hole in an organ, tissue, or tube, usually as a consequence of disease 5. a small hole or cut in an organ or tube inside your body, caused by illness or injury |
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