[이벤트 루프와 매크로태스크, 마이크로태스크] 본문 내 '웹 워커' 번역 - line 339(#1298)

Author: pparkjae0405

2-ui/99-ui-misc/03-event-loop/article.md

@@ -336,5 +336,5 @@ That's a way to run code in another, parallel thread.
 
 Web Workers can exchange messages with the main process, but they have their own variables, and their own event loop.
 
-Web Workers do not have access to DOM, so they are useful, mainly, for calculations, to use multiple CPU cores simultaneously.
+웹 워커는 DOM에 접근할 수 없기 때문에 여러 CPU 코어를 동시에 사용해야 하는 연산에 주로 사용합니다.
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