up to bat

Adjective

not-comparable colloquial

(baseball) Preparing to have or having one's turn to attempt to hit the ball.

Japanese Meaning

（野球において）打席に立つ、あるいは打席に入る準備をしている状態を指す表現

The up to bat rookie took a deep breath before stepping into the batter's box.

打席に立つ番の新人は、打席に入る前に深呼吸をした。

Sense（1）

(baseball) Preparing to have or having one's turn to attempt to hit the ball.

Sense（2）