The executive power shall be vested in a President of the United States of America.行政权必须给予美国总统。His plan is to kidnap the President of the United States.他的计划是绑架美国总统。I swear that I will faithfully execute the office of President of the United States.我宣誓我会竭尽忠诚地行使美国总统的职责。He became the Vice President of the United States.他成为了美国副总统。