Как по Английски будет 曾经

adverb

During the period of time preceding a particular event or time.

Примеры использования:

My playing days had ended six years before

conjunction

In advance of the time when.

Примеры использования:

They lived rough for four days before they were arrested

preposition

During the period of time preceding (a particular event or time).

Примеры использования:

She had to rest before dinner

At or in the front

adverb

Before or by now or the time in question.

Примеры использования:

Anna has suffered a great deal already

adverb

On one occasion or for one time only.

Примеры использования:

They deliver once a week

conjunction

As soon as; when.

Примеры использования:

Once the grapes were pressed, the juice was put into barrels

adverb

At any time.

Примеры использования:

Nothing ever seemed to ruffle her