(1)努力が成功に結びつく割合
(2)(an extension of the baseball term) the proportion of times some effort succeeds; "the salesman's batting average was 7 out of 12"
さらに詳しく
(1)前菜として食事の前に飲まれるアルコール飲料
(2)alcoholic beverage taken before a meal as an appetizer
