三さん球きゅう三さん振しん

Meanings

1

three-pitch strikeout

Baseball term for a strikeout achieved with exactly three pitches, each a strike.

彼かれは三さん球きゅう三さん振しんに抑おさえられた。
He was struck out on three pitches.
先せん発ぱつ投とう手しゅは初しょ回かいに三さん球きゅう三さん振しんを奪うばった。
The starting pitcher got a three-pitch strikeout in the first inning.