Clapper valve
瓣閥
?? 詞語組成解析
clapper
[['kl?p?]]
n. 拍手者, 鈴錘, 鐘錘\\n[電] 鈴錘
valve
[v?lv]
n. 閥;真空管;（管樂器的）活栓;（心臟的）瓣膜;
vt. 裝閥于;以活門調節;
??? 情景例句
Atta girl!
好女孩！
A rainbow comes into sight.
彩虹出現了！
Maybe some folk songs to start with?
先演奏些民歌嗎？