cheonchakhada
to poke or to penetrate deeply
percer ou s'enfoncer profondément ; pénétrer profondément
cheonchakhaeyo
I focus
cheonchakhamnida
cheonchakhaesseoyo
I focused
cheonchakhaetda
cheonchakhal geoyeyo
I will focus
cheonchakhal geosida
그는 문제의 핵심을 천착했다.
geuneun munjeui haeksim-eul cheonjakhada.
He poked deeply into the core of the problem.
More words starting with 천