The vice-president is trying to usurp the president’s authority.

副总统想要夺取总统的权力。

When the President is ill, his duties devolve on the Vice-President.

总统生病时, 其职责由副总统代理。

The vice president professed bafflement on what President Kim Jong Il hopes to achieve in the latest standoff with the international community.

副总统承认，正日主席想通过近与国际社会的到什么感到迷惑。