佩服地雷姐真是專業，一下聽到點子上。那幾個長音關鍵，我確實想了一下怎麽平衡顫音和直音的比例～

來源: 唐歌於 2024-12-11 06:53:13 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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