N-COUNT
(农场储存草料、谷物等的)筒仓
A silo is a tall round metal tower on a farm, in which grass, grain, or some other substance is stored.
例句
Before silos were invented, cows gave less milk during winter because they had no green grass to eat.
筒仓发明前，因为没有青草可以吃，奶牛在冬天产奶量减少。
...a grain silo.
盛谷物的筒仓