large cask or barrel for storing wine or beer 大酒桶. 
large barrel for collecting rainwater, eg from a roof （接雨水用的）大水桶（如接房顶滴下的雨水的）.
1 / bQt; bQt/ n large cask or barrel for storing wine or beer 大酒桶. large barrel for collecting rainwater, eg from a roof （接雨水用的）大水桶（如接房顶滴下的雨水的）.