1·Irregular forms are given in parentheses.
不规则形式标注在括号内。
—— 《牛津词典》
2·If the expression contains parentheses but no operators, there is a function here.
如果表达式包含括号，但不包含操作符，则存在一个函数。
3·The important point here is that the constructor form takes only one argument, so you have to enclose the object sequence within parentheses.
这里重要的一点是，构造函数构成中仅有一个变量，因此您必须在括号中包括对象序列。
4·Careful placement of parentheses and axes is important when selecting the desired results.
选择想要的结果时，括号和轴的慎重放置是至关重要的。
5·Hence, if text matched the entire pattern, the first set of parentheses would yield a string representing a positive or negative integer, such as + 49.
因此，如果文本匹配了整个模式，第一组括号将生成表示一个正整数或负整数的的字符串，例如+ 49。
1·Now the question is, what would have happened if I had left off these parentheses?
并且把field当做参数，现在问题是如果,我没打这些括弧会怎么样？
2·Put the words in parentheses in their correct order.
将括弧内的词按正确的语序排好。
3·There should be no Spaces between the words inside the parentheses and the parentheses themselves.
所括住的字之间不加空格，但与括弧外前后的字留一个半形空格。
4·Do not follow either array name with parentheses.
请勿在阵列名称之后加上括弧。