之前 in English:

Wait until further notice.

Sometimes, if I look at a forest of trees, I get in a trance and don't even realize until minutes later.

The cones of the jack pine, for example, do not readily open to release their seeds until they have been subjected to great heat.

My car broke down this morning and won't be repaired until Friday.

The people in the next room stay up until all hours doing God knows what.

If you weren't exposed to a language until you were an adult, you are very, very unlikely to ever sound like a native speaker of that language.

We drove through village after village, until we got to our destination.

Until quite recently, people in developed countries didn't care much about the environment.

We were to be married in May but had to postpone the marriage until June.

Hold the button down until you hear the shutter make a clicking sound.

Until you admit that you were wrong, I'm not going to talk to you.

A lot of people who have up until now been spending money having a good time now need to be more careful with their money.

Until Manet painted this picture, his female nudes were limited to goddesses.

My friend recommended that I shouldn't buy an iPad yet, but to wait until I see what Apple's competitors come out with.

I met Tom before I graduated from high school, but didn't meet Mary until many years later.

Death before dishonor!

The fact that Britain had no national anthem before 1745 is in itself of little consequence.

Before long, the moon came out.

I told you before that you should ask your mother first.

Before Tom met Mary, he never seemed to be happy.

She had been in the hospital for a week before her husband came back.

Many parents think it's important for their children to eat before 8:00 p.m.

Before you can love others, you need to be able to love yourself.

Humanity has suffered more from war in this century than ever before.

He had not been employed by the company two years before his linguistic abilities were recognized.

It was very cold, and then before long, on top of that, it began to rain.

I'll leave a key with my next-door neighbour in case you get here before I do.

Before going to study in Paris, I must brush up on my French.

I met Tom before I graduated from high school, but didn't meet Mary until many years later.

It's very unlikely that we will release a new album before next winter.