---
title: "第 54 課 · 三度實戰 · Piakno"
description: "零錯誤彈完《三度練習》，雙音同時落下"
url: "https://piakno.com/zh-Hant/course/piano-foundations/lesson/54"
lang: "zh-Hant"
alternates:
  en: "https://piakno.com/course/piano-foundations/lesson/54.md"
  zh-Hans: "https://piakno.com/zh-Hans/course/piano-foundations/lesson/54.md"
  zh-Hant: "https://piakno.com/zh-Hant/course/piano-foundations/lesson/54.md"
  ja: "https://piakno.com/ja/course/piano-foundations/lesson/54.md"
  ko: "https://piakno.com/ko/course/piano-foundations/lesson/54.md"
  es: "https://piakno.com/es/course/piano-foundations/lesson/54.md"
  de: "https://piakno.com/de/course/piano-foundations/lesson/54.md"
  pt-BR: "https://piakno.com/pt-BR/course/piano-foundations/lesson/54.md"
---

# 三度實戰

> 零錯誤彈完《三度練習》，雙音同時落下

- [零基礎鋼琴樂理主線課程](https://piakno.com/zh-Hant/course/piano-foundations)
- [上一課 · 四度與五度](https://piakno.com/zh-Hant/course/piano-foundations/lesson/53)
- [下一課 · 五度實戰](https://piakno.com/zh-Hant/course/piano-foundations/lesson/55)
- [本課曲譜](https://piakno.com/zh-Hant/piece/sandu)