1. Note: An included style sheet has the same precedence as the including style sheet. 注意：一个被包括的样式表与主样式表的优先级相同。
2. In that case, the individual config file settings will take precedence over the shared config file. 在那种情况，单独的配置文件设置将会优先于共享配置文件。
3. That is, precedence and associativity determine which part of the expression is the operand for each of the operators in the expression. 也就是说，优先级和结合性决定了表达式的哪个部分用作哪个操作符的操作数。
英英解释
n.
1. status established in order of importance or urgency
2. preceding in time
3. the act of preceding in time or order or rank (as in a ceremony)
