One who is highest in rank or authority; a leader.

在等级或权威上最高的人；首领。

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The chief engineer is the most important of a group of engineers in a job. He is highest in rank and probably in pay.

总工程师是参加一项工作的一组工程师中首要的一个，他的级别是最高的，薪水也可能是最高的。

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Commandeur is the highest rank in the Order, followed by Officier and Chevalier.

“司令骑士勋章”是最高等级的勋章，紧接着是“军官勋位”和“骑士勋位”。

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Honda, Toyota and Nissan, in that order, rank highest in sales in the area.

FORBES: Hurricane Sandy's Lost October Car Sales Will Return

The accolade is the university's highest rank in the guide, with only Cambridge and Oxford above it out of 126 UK universities and colleges.

BBC: University of Bath ranked third in Sunday Times guide

For example, during my tenure, three African-American men, four Hispanic men, one African-American woman, and one White woman were appointed as Assistant Directors -- the second highest rank in the career FBI.

CNN: Text of Freeh's statement