実際はそんなことあるわけないが、釘を刺すにはちょうどよさそうだ。の英語

There's no way something like that would really happen, but it seemed just right to drive the point home.

The nail isn't holding (fast).

This building doesn't use nails.

The nail that sticks up gets hammered down.

The nail that sticks out gets hammered down.

A nail that sticks up is hammered down.

The nail will not hold.

I have been warned against going there.

I didn't use nails to build this building.

Of course that is not a match to the real thing but it is also lovely.

I tore my jacket on a nail.

I tore my jacket on nail.

the trite metaphor `hard as nails'

for want of a nail the shoe was lost

claw with the nails

I can't draw this nail out of the wall.

nail with an ornament painted on the head

A nail holds.

He is not as honest as he looks [as he appears to be].

Strange as it may sound, it is true for all that.

a place where a nail is driven in

It may sound strange, yet it is true for all that.

This nail will not hold.

brads are headless nails

drive a nail home

to pull out a nail―draw a nail

to pull out a nail―extract a nail

I may say something I shouldn't, but here goes.

It sounds harsh to say so, but it is a fact.

Well yes, but actually no.