He stormed into an office, demanding to know where the head of department was.

他气冲冲地闯进一间办公室，质问部门经理在哪里。

柯林斯例句

He was promoted from head of department to principal.

他由系主任升格为校长.

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Head of department or departmental head.

部门领导,部门的头.

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The head of department sticks to his principles.

系主任一向坚持原则.

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