例句與造句

1. Six essentials in piano improvisatory accompaniment
   彈好鋼琴即興伴奏的六大要點
2. My view of improvisatory piano accompaniment
   淺議提高歌曲鋼琴即興伴奏能力的幾個重要因素
3. This piece is much improvisatory in its content
   作者寫這首作品時，只是隨心而寫，比較即興。
4. It's difficult to find improvisatory in a sentence. 用improvisatory造句挺難的