Yes! I still can't believe we hit four runs in the first half of the first inning.

对啊，我真不敢相信我们在第一局上半局就打出四分。

youdao

The rules call for five-inning games, with each half-inning stopped at five runs.

FORBES: Magazine Article

Stadium workers cleared the mess when the half-inning ended, shortly after Freeman's second RBI single.

WSJ: Mets drop 5th in row, beaten by Minor, Braves 6-0

Collins wasn't about to pull Harvey, even though the pitcher's spot was due up first in the bottom half of the inning.

WSJ: Harvey outpitches Strasburg, Mets beat Nationals