ditch, moat, trench
small ditch, little trench, tiny moat
ditch, trench, moat
Большинство́ замков обнесены рвом.
Most castles have a moat surrounding them.
Замок окружён рвом.
There's a moat around the castle.
Ров, прокопанный вокруг замка, был очень глубоким
The moat dug around the castle was very deep.