не смог бы

wouldn't be able to

→ не
phrase Common #6,720
wouldn't be able to A hypothetical expression meaning that someone would not be capable of doing something. The form смог бы agrees with a masculine singular subject; other forms include смогла бы, смогли бы, and смог бы.
RU: Я не смог бы закончить эту работу без твоей помощи.
EN: I wouldn't be able to finish this work without your help.

Никакой Танкреди не смог бы устоять против твоей красоты.

Not even Tancredi could resist your beauty.

— Леопард (1963)

Том не смог бы ему помочь.

Tom wouldn't have been able to help him.

Даже если бы я хотел остановиться, то не смог бы.

Even if I wanted to stop, I wouldn't be able to.

Он не смог бы её починить.

He wouldn't have been able to fix it.

Даже Том не смог бы мне помочь.

Even Tom couldn't help me.

Том не смог бы ей помочь.

Tom wouldn't have been able to help her.

Он не смог бы его починить.

He wouldn’t have been able to fix it.

Не смог бы.

I wouldn't be able to.

— Оппенгеймер (2023)

Даже ты не смог бы отказаться.

Even you couldn't refuse.

— Властелин колец: Две крепости (2002)

Том не смог бы закрыть дверь.

Tom wouldn't be able to close the door.