Correct

回合

/ huíhé /
Strokes

Definition

one of a sequence of contests (or subdivisions of a contest) between the same two opponents/round (boxing etc)/rally (tennis etc)/frame (billiards etc)/inning/(tennis, soccer etc) rubber or leg/round (of negotiations)

Example

As a Noun

round; bout

1
men
我们
不得不
zài
xíng
举行
huí
回合
de
wàijiāo
外交
tánpàn
谈判

We had to hold one more round of diplomatic talks.

2
men
他们
le
liù
huí
回合
réng
fēnshèng
不分胜负

They tied after the sixth round.

3
cháng
12
12
huí
回合
de
sài
比赛

a 12-round contest