Message in Chinese (Simplified) (中文(简体))
无法将 CaretPosition 设置为位于 RichTextBox 以外。
Unlocalized message
Cannot set CaretPosition to be outside of RichTextBox.
Search by Google无法将 CaretPosition 设置为位于 RichTextBox 以外。
Cannot set CaretPosition to be outside of RichTextBox.
Search by Google