勉強不足

Meaning

1. n
   insufficient study

Example sentences

• 彼の失敗の直接の原因は勉強不足だった。

  The immediate cause of his failure was lack of study.

• 彼の悪い成績は勉強不足の結果かも知れない。

  His poor grades may come from lack of study.

• その件については勉強不足です。

  I'm not schooled in that subject.