둘 순 없어

can't let …

→ 두다
phrase Rare #32,617
can't let … A contracted form of 둘 수는 없어, used to say you can't allow something to happen or remain as it is.
KO: 그 아이를 위험한 곳에 둘 순 없어.
EN: I can't leave that child somewhere dangerous.