presides over the senate meaning in English

主持参议院

But as i say , any influence i have strictly comes in terms of my ability to offer advice . i m not in charge of any department or agency . and i also work closely with members of congress because i still do preside over the senate and spend a lot of time on capitol hill , as well , working to get congressional approval of our legislative programs
我跟布什总统的工作关系非常好，这都来自于我向他提供咨询和建议的工作，我并不负责某些具体的部门，我还和国会议员进行密切合作，因为我花很多时间要到国会上去，让我们的有关建议能够得到通过。