| 词汇 | perforation |
| 词根词缀 | 词源： c.1440, "action of perforating," from L.L. perforationem (nom. perforatio), from L. perforatus, pp. of perforare "bore or pierce through," from per- "through" + forare "to pierce" (see bore). Meaning "hole made through something" is recorded from 1543. Perforate (v.) is attested from 1486 (implied in perforated). |
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