vertical flute

常见例句

Parallel to the vertical flutes in the hobber, as shown in Figure 4.
平行於軸曏的滾溝槽，如圖4所示。
He played a delightful melody on his flute.
他用笛子吹奏了歡快的曲調。
He took out his flute and played on it.
他拿出笛子吹了起來。
The vertical line meets the horizontal one here.
垂直線與水平線在此相交。
He plays the flute like a professional.
他吹長笛已達到專業人員的水平。
He amused himself by playing the flute.
他吹笛自娛。