Correct

不是对手

/ bú shì duì shǒu /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/不是对手-Chinese-idioms-Cchatty-7508691f-ddb3-4d24-a386-4ef534ea5d1c-1612776234.jpg

Collocation

1
不是……的对手
2
也许不是对手
3
从来就不是对手
4
根本不是对手
5
还不是对手

Definition

不是对手:

Literally means:

not competitor

Actually means:

It means that one is no match for the opponent in terms of skill or condition, thus cannot compete with his rival or opponent. It connotes a sense of contempt.

指同对方比起来水平或条件远远不如人家,无法跟人家较量或竞争。常含有轻视的语气。

Example

Used as predicate, and it can be used with other words in between. (作谓语,中间可插入别的词语)
1
Rénjiā
人家
shì
lǎobǎn
老板
de
qīnqi
亲戚
  
,
tiáojiàn
条件
jiàng
de
duō
  
,
gēn
rénjiā
人家
zhēng
zhège
这个
zhíwèi
职位
  
,
gēnběn
根本
shi
rénjiā
人家
de
duìshǒu
对手
  

People are relatives of the boss, the conditions are much better than you, you compete with others for this position, is not a rival to others.

2
Lún
jiǔ
喝酒
  
,
juéduì
绝对
shi
de
duìshǒu
对手
  
,
men
你们
jiù
ráo
le
  
,
biè
dòng
鼓动
jiǔliàng
酒量
le
  

When it came to drinking, I'm definitely not his opponent, you'll spare me, don't encourage me to drink more than he does.

3
sài
比赛
pīngpāngqiú
乒乓球
  
,
hái
shi
duìshǒu
对手
  
,
yòng
bu
liǎo
ge
huí
回合
jiù
可以
bài
打败
  

Play table tennis with me, you are not an opponent, you can beat you in a few rounds.