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2 changes: 1 addition & 1 deletion quickstart/primitive-type.md
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Expand Up @@ -54,7 +54,7 @@ fn main() {
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## let解构
为什么在 Rust 里面生命一个变量的时候要采用 let 绑定表达式?
为什么在 Rust 里面声明一个变量的时候要采用 let 绑定表达式?
那是因为 let 绑定表达式的表达能力更强,而且 let 表达式实际上是一种模式匹配。

**例如:**
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