英和和英

There's no turning back.

to be quick to return

the act of never returning

pop back

There's no turning back.

I'm not going back.

I shall not be long.

to go backward―turn back―（退歩するの意味なら）―move backwards―retrograde―retrogress―（病人なら）―have a relapse

to go to and return

I can not return empty-handed.

I won't go home for a while.

Nothing will ever be the same again.

I cannot come back in the current circumstances.

return or recoil

to get untwisted―（運動家などの鍛えた身体なら）―get out of form―lose one's form

I'm going for good (and all).

Don't ever come back here again.

Let's get back to the main topic.

summon to return

the action of going and returning

It won't be able to come back.

to be restored to the original state

（刀剣なら）A sword loses its temper―（老人なら）―A man grows decrepit

Time, once past, never returns.

return in time

He left his native land, never to return.

return to a former condition

Let's get back to the main topic.

He left Japan, never to return.

to bring a person back somewhere