He was the senior serving naval officer.

他曾是高级现役海军军官。

He accepted a commission as a naval officer.

他接受了海军军官的任命。

I was a naval officer, lieutenant junior grade.

我曾是名海军军官，中尉军衔。

Henceforth all branches of the naval officer corps were equal to one another.

从此以后海军军官团的各个分支都相互平等。

A naval officer fell overboard.

一名海军军官从甲板上掉入海中。