When using the script, you must put the user or host combinations and the command into double quotes to ensure they are identified as a single argument.
在使用这个脚本时，您必须将用户或者主机组合和命令放到双引号中，以确保能够将其识别为单个参数。
If a variable contains whitespace, the double quotation marks keep the variable expansion intact as a single argument.
如果一个变量包含空格，双引号会按原样把变量展开为一个参数。
If the argument is zero, then the result will be -127 for a float and -1023 for a double.
如果参数为0，则对应的浮点数和双精度数的结果分别是- 127和- 1023。
The bottom line is, don't use double quotes to specify your -e one-line script argument.
结论是：不要使用双引号来指定以 -e 开始的一行程序脚本参数。
If the argument is NaN or Inf, then the result will be 128 for a float and 1024 for a double.
如果参数为NaN或Inf，则对应的浮点数和双精度数的结果分别是128和1024。
The first time around, the templated version of f is called, with a string as the first argument type, and the character and double are packed off as the variable size argument.
首先调用f的模板化版本，第一个参数的类型是字符串，作为大小可变的参数提供字符和双精度值。
We defined a method named double that takes an Int argument and returns Unit.
我们定义了一个方法叫double，接受一个Int参数，返回unit。
There is a similar thing with the divergence theorem, of course, with flux and double integral of div f, you can apply exactly the same argument.
有一个和散度定理很像的东西，当然，对于通量和div,f的二重积分，都可以使用类似的理论。
Quotes, single or double, are simply taken as part of the argument; they have no special effect.
单引号，双引号作为参数的以部分，没有特殊效果。
Quotes, single or double, are simply taken as part of the argument; they have no special effect.
单引号，双引号作为参数的以部分，没有特殊效果。
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