silo

1. N-COUNT A silo is a tall round metal tower on a farm, in which grass, grain, or some other substance is stored. (農(nóng)場儲存草料、谷物等的)筒倉

Before silos were invented, cows gave less milk during winter because they had no green grass to eat. 筒倉發(fā)明之前，因為沒有青草可以吃，奶牛在冬天產(chǎn)奶量減少。

...a grain silo. ...一個谷物筒倉。

2. N-COUNT A silo is a specially built place underground where a nuclear missile is kept. (核彈的)發(fā)射井

...underground nuclear missile silos. ...地下核彈發(fā)射井。