王牌
wáng​pái HSK7

ace up one's sleeve

王牌 wáng​pái
ace up one's sleeve noun
A secret weapon, best asset, or most powerful person; used for someone or something that can be relied on to ensure success, such as a star player or top performer.

他可是国家队王牌。

tā kě​shì guó​jiā​duì wáng​pái.

He's the ace player of the national team.

trump card
The highest-ranking card in a card game.

Frequency
Movie subtitles
4.23 per million appears in 2% of films
Written text
3.74 per million

Details
HSK 3.0
Level 7

Cross-References

Classifier

Sources
Frequency data
SUBTLEX-CHBCC Corpus (BLCU)