去括号法则1.括号前是"+",把括号和它前面的"+"去掉后,原括号里各项的符号都不改变。 2.括号前是"-",把括号和它前面的"-"去掉后,原括号里各项的符号都要改变。（改成与原来相反的符号，例：-（x-y）=-x+y。
去括号 [qù kuò hào]
网络释义专业释义
双语例句原声例句
-
大家总是有可能想试试把方括号在赋值表达式的等号左侧，试图去更改字符串中的某一个字符。比如。
It is tempting to use the operator on the left side of an assignment, with the intention of changing a character in a string. For example.
-
我在括号里加几个字，请收报人告诉我母亲去机场接我。
I add some words to ask the addressee to tell my mother to meet me at the airport.
-
They only mean go there when you're inside the curly braces.
只有在花括号里时，意思才是定位到那里去。
应用推荐
$firstVoiceSent
- 来自原声例句