双子の区別は難しいことがある。の英語

It is sometimes difficult to tell twins apart.

for twins they are very unlike

The twins match each other perfectly.

I have an identical twin.

To distinguish right from wrong is difficult.

It is very difficult to sort out [which are] inferior goods.

It is hard to sift the genuine from the false.

Cutting a cake into equal pieces is rather difficult.

It is a quite hard thing to bring up a child.

It is quite a hard thing to bring up a child.

the birthing of more than one offspring

It is hard to define "triangle."

Being a sextuplet is hard.

It is hard for the couple to live together any longer.

It is very difficult to make a material that has both properties.

The interpretation of rights of adaptation is very difficult.

I think it is difficult with foreigners to be mutually understanding.

The preoperative diagnosis is very difficult.

Negative forms are difficult to translate.

Well you know, negative form translation is difficult!

Oh come on, negative form translation is difficult, you know!

It's difficult to judge character.

Finding an apartment can be difficult.

It is difficult for red-blind people to determine the colors of traffic lights.

It's difficult to close this gap.

It is often difficult to see if a ball is in or out.

It is very hard to date this vase.

It is hard to be successful at both study and club activities.

Finding an apartment can be difficult.

Finding an apartment can be difficult.