portcullis
/ˌpɔːtˈkʌlɪs/noun
- a strong, heavy grating that can be lowered down grooves on each side of a gateway to block it闸门, 吊闸。
派生词
portcullised
adjective词源
Middle English: from Old French porte coleice 'sliding door', from porte 'door' （from Latin porta）+ coleice 'sliding' （feminine of couleis, from Latin colare 'to filter'）.