Cause and effect below a certain level of definition is blurred.

在某种程度的定义的下的,因果关系是模糊的。

麻省理工公开课 - 固态化学导论课程节选

The glycemic affect is the extent to which this blood sugar effect occurs when people consume certain foods and then the glycemic index is just a number that gets attached to that.

血糖效应从某种程度上讲,是在人们进食,某些食物时出现的血糖波动,血糖指数则仅仅是这一效应的量化体现

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选