I was a naval officer, lieutenant junior grade.

我曾是名海军军官，中尉军衔。

《柯林斯英汉双解大词典》

He taught us history when we were in junior Grade Two.

初中二年级的时候他教我们历史。

youdao

Methods Junior grade students of medical school were chosen randomly by cluster sampling.

方法随机整群抽取医学低年级学生，集中研究对象，由专家进行专题讲座。

youdao

It's no longer enough to have Junior learning at his grade level.

CNN: Parents, why are you pushing your kids?

Mr McGoran said it had been successful in recruiting consultants but that attracting middle grade, more junior doctors was a problem.

BBC: Trust attacked on GP recruitment at Downe Hospital

The next morning, when we arrived at school, I marched him right past his 3rd grade classroom to the junior high.

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