The short description must include the function name with only the parenthesize '()'.

短描述必须带号'()'的函数名字。

He parenthesized the rule with his own comment.

他在那规则中插入了自已的注解。

When in doubt, parenthesize expressions to force the grouping that the logic of your program requires.

如果有怀疑，则在达式上按程序逻辑要求使用圆号强制操作数的组合。