predictive power短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 预言能力 Meanwhile school policies, such as whether the kid was in physical education or ate school lunches, had no predictive power for whether or not a child was obese. 同时，学校政策，比如孩子是否接受体育锻炼，是否在学校吃午餐不能成为他是否会得肥胖症的预兆。 kekenet