| 单词 | portcullis |
| 释义 | portcullis /pawrt kul"is, pohrt-/, n. (esp. in medieval castles) a strong grating, as of iron, made to slide along vertical grooves at the sides of a gateway of a fortified place and let down to prevent passage. [1300-50; ME portecolys < MF porte coleice, equiv. to porte PORT4 + coleice, fem. of coleis flowing, sliding < VL *colaticius; see COULEE, -ITIOUS] |
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