cheonchakhaesseoyo
to poke or to penetrate deeply
percer ou s'enfoncer profondément ; pénétrer profondément
cheonchakhaeyo
I focus
cheonchakhamnida
I focused
cheonchakhaetda
cheonchakhal geoyeyo
I will focus
cheonchakhal geosida
나는 그 문제에 천착했어요.
naneun geu munje-e cheonchakhaess-eoyo.
I focused on that issue.
More words starting with 천