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fix: 将“必需”改为“必须”以符合语境 #208

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fix: 将“必需”改为“必须”以符合语境 #208

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2 changes: 1 addition & 1 deletion src/std_misc/process/pipe.md
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,7 @@ fn main() {
//
// 这点非常重要，因为否则 `wc` 就不会开始处理我们刚刚发送的输入。

// `stdout` 字段也拥有 `Option<ChildStdout>` 类型，所以必需解包。
// `stdout` 字段也拥有 `Option<ChildStdout>` 类型，所以必须解包。
let mut s = String::new();
match process.stdout.unwrap().read_to_string(&mut s) {
Err(why) => panic!("couldn't read wc stdout: {:?}", why),
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