The most important people the president appoints are the members of his or her cabinet
总统任命的最重要的官员是他或她的内阁成员
(or the group of people who give the president advice).
（或者说是给总统提供建议的一群人）。
The most powerful person in the president's cabinet is the vice president.
副总统是总统内阁中权力最大的人。
If the president dies or is unable to perform his responsibilities (or do his job) for any reason,
如果总统死亡或因故不能履行他的职责，
the vice president must lead the country and its military.
副总统就必须领导这个国家及其军队。
The president has a lot of power, so there are some important requirements for the job.
总统有诸多权力，因此担任这个职位是有一些重要的要求的。
To become president, a person must be at least 35 years old,
要想成为总统，他就必须年满35岁，
born in the United States, and must have lived in the U.S. for at least 14 years.
在美国出生且必须至少在美国居住十四年。
Once a president is elected (or chosen by the voters),
一旦当选总统，
his or her term of office (or the length of time that he or she has the job) is four years.
他或她的任期是四年。
A president cannot serve more than two terms, for a total of eight years.
总统至多担任两届，也就是八年。
This term limit (or the maximum number of years that a person can be president) is established in the 22nd Amendment,
这个期限限制（一个人担任总统的最大年限）是第二十二条修正案设定的，
which was added to the Constitution in 1951.
它是在1951年写进宪法的。
This limit exists for the same reason that checks and balances exist:
任期规定与“三权分立”的存在原因相同：
to make sure that no one person (in this case, the president) can wield (or hold or use) too much power in the government.
确保没有人（总统）能在政府中操纵太多的权力。
译文为秀哈英语翻译，未经授权请勿转载！
