noun, noun or participle which takes 'suru'
leaving the base
Baseball term for a runner stepping off or leaving a base, often before a pitch or during a play.
投手が牽制球を投げて、走者の離塁を防いだ。
The pitcher threw a pickoff throw to prevent the runner from leaving the base.
彼は離塁が早すぎてアウトになった。
He left the base too early and was called out.