diff --git a/mainwindow.cpp b/mainwindow.cpp
index ca834a3..08a1ffa 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -34,15 +34,19 @@ MainWindow::MainWindow(QWidget *parent)
     ui->actionSave->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_S));
 
     // 添加 "Convert" 菜单
-    QMenu* convertMenu = menuBar()->addMenu(tr("Convert"));
+    QMenu* convertMenu = menuBar()->addMenu(tr("转换(&C)"));
 
     // 添加 "Text to SQLite" 子菜单项，并关联槽函数
-    QAction* textToSqliteAction = convertMenu->addAction(tr("Text to SQLite"));
+    QAction* textToSqliteAction = convertMenu->addAction(tr("txt 转 SQLite"));
     connect(textToSqliteAction, &QAction::triggered, this, &MainWindow::convertTextToSqlite);
 
     // 添加 "SQLite to Text" 子菜单项，并关联槽函数
-    QAction* sqliteToTextAction = convertMenu->addAction(tr("SQLite to Text"));
+    QAction* sqliteToTextAction = convertMenu->addAction(tr("SQLite 转 txt"));
     connect(sqliteToTextAction, &QAction::triggered, this, &MainWindow::convertSqliteToText);
+
+    QIcon convertIcon = QApplication::style()->standardIcon(QStyle::SP_ArrowRight);
+    textToSqliteAction->setIcon(convertIcon);
+    sqliteToTextAction->setIcon(convertIcon);
 }
 
 MainWindow::~MainWindow()
@@ -259,6 +263,13 @@ void MainWindow::convertTextToSqlite()
     {
         QString line = textStream.readLine();
         QStringList values = line.split("\t");
+
+        // 截断行内容，保证不超过列名的个数
+        if (values.size() > columnNames.size())
+        {
+            values = values.mid(0, columnNames.size());
+        }
+
         data.append(values);
     }