“使用 Ruby 建模吧！(基於 3D 建模軟體 Sketchup )”
Feedback is a valuable tool for speakers to improve their content and presentation. Even short feedback can prove valuable to a speaker! Please take the time and communicate your thoughts in a constructive way. ありがとうございます！私達（とスピーカー）は、あなたのフィードバックに感謝します。