는 잘

… well; as for …, well

→ 는
phrase Common #2,770
… well; as for …, well 는 marks the preceding noun or phrase as the topic, and 잘 means “well.” The exact translation depends on the rest of the sentence.
KO: 회의는 잘 끝났어요.
EN: The meeting went well.

어머니 께는 잘 말씀드려 놓을게

I’ll make sure to explain it to your mother.

— 대부 (1972)

꽃님이는, 꽃님이는 잘 있는 거 지?

Flower, Flower's doing well, right?

— Space Sweepers (2021)

내가 누군지는 잘 몰라도 뭔 소리 야?

What do you mean, you don’t even know who I am?

— 아메리칸 갱스터 (2007)

처리는 잘 됐나요?

Did it go well?

— 솔라리스 (1972)