1·The reason is operator precedence.
原因是操作符的优先顺序。
2·Why do languages have operator precedence?
为什么语言运算符优先级吗？
3·This grammar also knows about operator precedence.
该语法还知道运算符优先级。
4·PHP operator precedence "Undefined order of evaluation"?
评价“PHP算符优先”未定义的顺序？
5·Operator precedence grammar is a powerful tool for handling arithmetic expressions.
算符优先文法是处理算术表达式的有力工具。
6·Many programming language manuals provide a table of operator precedence and associativity .
大多数程序设计语言提供一个操作条符的优先级和结合性的表格。
7·So the point is, there is something here called operator precedence, which is what the gentleman said.
这里我要说的就是，这里有个，叫做操作优先的规则，也就是刚才那位先生说的。
8·Consider using parentheses to improve readability and avoid mistakes because of logical operator precedence.
考虑使用括号来改善可读性和避免由于逻辑操作符的优先级导致的错误。
9·Provides a table that lists operators and corresponding precedence and an example of how operator precedence works.
提供一个列出运算子、对应的优先顺序的资料表，以及一个运算子优先顺序运作方式的范例。
10·Extended object-based operator precedence algorithm was proposed on the basis of traditional operator precedence algorithm.
在传统算符优先归约算法的基础上，提出了扩展的、基于对象的算符优先算法。