moat
noun /məʊt/
/məʊt/
- enlarge imagea deep wide channel that was dug around a castle, etc. and filled with water to make it more difficult for enemies to attack
护城河 - The castle was ringed by a moat spanned by a wooden drawbridge.
城堡四周环绕着一条架有木吊桥的护城河。
词源late Middle English: from Old French mote ‘mound’. - The castle was ringed by a moat spanned by a wooden drawbridge.