variable expansion valve 可变膨胀阀
variable expansion eccentric cam 可变膨胀偏心凸轮
variable expansion 变量扩展
expansion-angle variable capacitor 扩展角可变电容器
parameter and variable expansion 变量扩展 ; 参数和变量扩展
expansion angle variable capacitor 扩展角可变电容器
Variable Expansion Modifiers 变量展开编辑子
Variable Dimension Expansion 变量扩维
variable e expansion eccentric cam 可变膨胀偏心凸轮
Other than that, they both do the same thing, and you will see both forms of variable expansion in the rest of this series.
除此之外，二者相同，将在本系列的余下部分看到变量扩展的两种形式。
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。
Always be careful with shell expansion and variable names.
始终要谨慎使用Shell扩展和变量名称。
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