笛子的用法和樣例：
例句
-
他用笛子吹奏了歡快的曲調。
He played a delightful melody on his flute. -
他在用笛子吹奏一首老曲子。
He was playing an old tune on his flute. -
這主調接著由笛子合奏。
The melody is next taken up by the flutes. -
那孩子只顧著吹笛子。
The child occupied himself in playing his flute.
