Update ch17-04-streams.md

修复拼写错误
2 days ago · 710e6289cf
parent 5082a2948c
commit 710e6289cf
1 changed files with 1 additions and 1 deletions
--- a/src/ch17-04-streams.md
+++ b/src/ch17-04-streams.md
@ -1,4 +1,4 @@
-## 流（Streams）：顺序的 Futrues
+## 流（Streams）：顺序的 Futures

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