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Clarify memory management explanation #4250

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Clarify memory management explanation #4250

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2 changes: 1 addition & 1 deletion src/ch04-01-what-is-ownership.md
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Expand Up @@ -215,7 +215,7 @@ from Listing 4-1 using a `String` instead of a string literal:
{{#rustdoc_include ../listings/ch04-understanding-ownership/no-listing-02-string-scope/src/main.rs:here}}
```

There is a natural point at which we can return the memory our `String` needs
There is a natural point at which we can return the memory owned by our `String`
to the allocator: when `s` goes out of scope. When a variable goes out of
scope, Rust calls a special function for us. This function is called
[`drop`][drop]<!-- ignore -->, and it’s where the author of `String` can put
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