birdieKK [ˈbɝdi] ｜ /ˈbɝdi/
GEPT 中高級
C2noun
a type of badminton equipment that has a ball made of cork or rubber with a crown of feathers on it
We used a feathered birdie during our badminton game.
羽毛球（羽球器材）
C2noun
in golf, a score of one stroke under par on a hole
Adam made a birdie on the 12th hole when he hit his ball into the hole with just one stroke, making his score one less than the recommended number of strokes for that hole.
小鳥球（高爾夫低標一桿）
C2verb
to complete a hole in golf with one stroke under par
After a perfect drive, he hit his second shot onto the green and sank his putt for a birdie.