Update src/components/TextSelector.tsx

changed placeholder to understand the code

src/components/TextSelector.tsx

@@ -37,7 +37,7 @@ const TextSelector: React.FC<TextSelectorProps> = ({ onWordSelect }) => {
       <textarea
         value={text}
         onChange={handleTextChange}
-        placeholder="Enter or paste English text here..."
+        placeholder="Enter or paste English text here and then select one by one all words that are harder to you..."
       />
       <div className="button-group">
         <button onClick={clearSelection} className="clear-button">