The United States is a federal country which is made up of many foreign immigrants, the educational administration is the typical rightdivision, each state manages its own education.
美国是一个以移民为主的联邦制国家，在教育行政管理上是典型的地方分权制，由各州自己来确定教育事务。
2
Just as in grade school when you're doing division and multiplication, you do it from left to right in terms of order of operations.
正像是在小学你做除法和乘法的时候，你毫不含糊地从左到右，按顺序做运算。
3
IBM sold its PC division to Lenovo (LNVGY.PK - news - people) in 2005, and with that move IBM got right out of the endpoint business entirely.