batting second; taking the field first
Baseball term for the team that bats in the bottom half of the inning, i.e., the home team. The team that takes the field first.
The team batting second came from behind in the bottom of the ninth inning.
Compound of 後 (あと, 'after') and 攻め (ぜめ, 'attacking'), referring to the team that attacks after the opponent.