qīng​tíng​hàn​shí​zhù

to overestimate one's capabilities

Senses

蜻蜓撼石柱 qīng​tíng​hàn​shí​zhù to overestimate one's capabilities

(idiom) a dragonfly shaking a stone pillar; used to describe someone who tries to do something far beyond their strength or power

References

synonym 蜻蜓撼石柱/蜻蜓撼石柱 不自量力/不自量力