Start with your lesson. Let students play. / 从熟悉的课出发，让学生玩起来。

Virtual Piano Duet · Melody Notebook / 虚拟钢琴二重奏·旋律笔记

Improvise with Steve Wogaman’s recorded piano performance, then hear and see your own melodic contour. / 与 Steve Wogaman 的钢琴演奏视频即兴合奏，再聆听并观察自己的旋律线条。

1. Click “Click here to play”, then use the bottom keyboard row from Z to the slash key, or tap the colored keys. / 点击开始，用键盘底行 Z 至斜线键，或轻触彩色琴键演奏。
2. Play a short phrase, then pause for 2.5 seconds. Open the Melody notebook to see its piano roll. / 演奏短句后停顿2.5秒，在旋律笔记中查看钢琴卷帘图。
3. Try Replay or With duet. Use Play along to return to live playing with the video. / 选择单独回放或伴随视频回放，再点击 Play along 继续合奏。

Opens in a new tab. Melodies stay in that browser; Export all keeps a JSON copy. These demo melodies are not sent to the workshop dashboard. / 在新标签页打开，旋律保存在该浏览器中；Export all 可导出 JSON 副本。这些演示旋律不会发送到工作坊后台。

Record. Listen. Look again. / 录下来，听一听，再看看。

Record singing or an instrument through the microphone. See pitch movement and sound/pauses as you play, then listen back with a linked cursor. / 用麦克风录下歌声或乐器演奏。演奏时显示音高与声音变化，之后跟着播放光标一起回听。

Keep attention on performing; explore the visual record afterward with your teacher. Pitch estimates work best with one note at a time. No tuning scores or automatic judgments. / 演奏时专注于音乐，之后和老师一起观察、回听。单音旋律的音高估计较可靠。没有音准评分或自动判断。

Audio stays in this browser. Download a recording package and send it through your class’s usual channel; the teacher imports it to review. Nothing is submitted automatically to the dashboard. Earlier recordings and the note/lyric editor remain available. / 录音仅存此浏览器。下载录音文件，通过课堂使用的方式发送给老师；老师导入后回看。不会自动提交到后台。原来的录音与音符／歌词编辑器仍可使用。