academicperformance可数吗

学术上的表现，academic performance是不可数名词，如果当业绩讲，是可数的

academic performance是什么意思

academic performance[英][ˌækəˈdemik pəˈfɔ:məns][美][ˌækəˈdɛmɪk pɚˈfɔrməns]

学业成绩，学术成就;

例句:

1.

Instead, improved academic performance may be because brighter children from privileged backgrounds are more likely to learn an instrument, rather than music classes helping to boost their intelligence.

事实上，更优秀的学习成绩可能是因为这些家庭背景更优越的小孩更聪明，更可能去学习乐器，而并非学音乐有助于提高他们的智力。

academic performance是什么意思啊？？

academic performance

学习成绩；学业表现；学术成就

例句：

found that poor sleep patterns were linked to poorer academic performance and a decline in grade-point average during the transition from high school to college.

该研究发现：不健康的睡眠模式跟较差的学习成绩相关，并且会导致从高中到大学过度期间的平均分数下降。