This same development is the reason why the principal of a school is not the second in command, but the overall schoolmanager.
同样地，我们可以解释为何中学校长（principal）并非学校里的二把手，他就是学校的总管。
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Anthony Scaramucci, a hedge fund manager and a Harvard Law School classmate of Obama, spoke on behalf of Wall Street, saying, "We have felt like a pinata."
"There are few outdoor activities at school, " said Tang Xiaogang, the manager at a vocational school who had brought his five-year-old son to the football training session.