长官的用法和样例：
例句
-
美国总统是最高行政长官。
The President of the US is the chief executive. -
（古雅典的）执政官古代雅典的九名主要长官之一
One of the nine principal magistrates of ancient Athens. -
行政长官，司法官古罗马共和国一年选举一次的司法官，位列执政官之下，但具有与执政官几乎相同的职权
An annually elected magistrate of the ancient Roman Republic, ranking below but having approximately the same functions as a consul. -
他毕业后任地方行政长官。
He worked as a magistrate after graduation.
