1. There is a moat round The Castle . 城堡外环绕着一条护城河。
2. It's the classic blueprint of a medieval castle, its thick outer walls separated from the inner structure by a moat dug out of the rock. 喀拉特萨拉赫丁的设计为经典的中世纪城堡式，它的外城与内部建筑间隔着一道岩石上开凿出来的壕沟。
3. Silent sky scattered with stars winked How many pieces, from the shore moat Grass Lane, from time to time came the crickets, cricket sounds. 寂静的天空上散落着几颗眨着眼睛的星星、从护城河岸边的芳草地里，不时传来蟋蟀的蛐蛐叫声。
英英解释
n.
1. ditch dug as a fortification and usually filled with water
