充任

A newly-devised microcomputer can act as a guide to a blind person.

一种新设计微型计算机能够充盲人向导。

He occupies an important position in the Ministry of Education.

他在教育部充要职。

He acted as secretary to the board.

他充委员会秘书。

This girl acted as our guide.

这女孩子充向导。

Then the aspiring reporter may break into newspaper work as a copyboy， running errands and helping staff reporters.

有抱负员开始可去当送稿生，替人跑腿，或充正式助手，以闯进新闻工作圈子。