Translate 15

README.md

@@ -30,7 +30,7 @@
 |12 | [setState()의 argument로 callback 함수를 사용하는 이유는?](#setState()의-argument로-callback-함수를-사용하는-이유는) |
 |13 | [HTML과 React의 event handling의 차이점은?](#HTML과-React의-event-handling의-차이점은) |
 |14 | [How to bind methods or event handlers in JSX callbacks?](#how-to-bind-methods-or-event-handlers-in-jsx-callbacks) |
-|15 | [How to pass a parameter to an event handler or callback?](#how-to-pass-a-parameter-to-an-event-handler-or-callback) |
+|15 | [어떻게 이벤트 핸들러나 콜백에 매개 변수를 전달하나?](#어떻게-이벤트-핸들러나-콜백에-매개-변수를-전달하나) |
 |16 | [What are synthetic events in React?](#what-are-synthetic-events-in-react) |
 |17 | [What is inline conditional expressions?](#what-is-inline-conditional-expressions) |
 |18 | [What are "key" props and what is the benefit of using them in arrays of elements?](#what-are-key-props-and-what-is-the-benefit-of-using-them-in-arrays-of-elements) |
@@ -595,15 +595,15 @@
 
     **Note:** If the callback is passed as prop to child components, those components might do an extra re-rendering. In those cases, it is preferred to go with `.bind()` or *public class fields syntax* approach considering performance.
 
-15. ### How to pass a parameter to an event handler or callback?
+15. ### 어떻게 이벤트 핸들러나 콜백에 매개 변수를 전달하나?
 
-    You can use an *arrow function* to wrap around an *event handler* and pass parameters:
+    *화살표 함수*를 사용해서 *이벤트 핸들러*를 감싸고 매개변수를 전달할 수 있다.
 
     ```jsx harmony
     <button onClick={() => this.handleClick(id)} />
     ```
 
-    This is an equivalent to calling `.bind`:
+    `.bind`를 호출하는 것과 동일하다:
 
     ```jsx harmony
     <button onClick={this.handleClick.bind(this, id)} />