| 单词 | portcullis |
| 释义 | Word Frequency portcullis(pɔːtˈkʌlɪs) noun an iron or wooden grating suspended vertically in grooves in the gateway of a castle or fortified town and able to be lowered so as to bar the entrance Word origin C14 port colice, from Old French porte coleïce sliding gate, from porte door, entrance + coleïce, from couler to slide, flow, from Late Latin cōlāre to filter |
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