احتفظ 用英语:

Cast iron retains heat for a long time. This soil retains water.

to retain humidity

And the more unequal societies are more likely also to retain the death penalty.

retaining wall

The company has retained its position as market leader.

ability to attract and retain good employees

The number of observations is retained in each bin.

If you use a computer, you can retain information.

I'd retain that old hat if I were you.

He sacrificed his outstanding career to retain his dignity.

the most chalanging thing about producing film was to be able to truly retain Jane's vision.

The atmosphere is a layer of gases surrounding the planet and retained by the Earth's gravity.

I retained all memories from this summer.

He said the current staff of about 10 people would be retained.

Only individuals with an aberrant temperament can in the long run retain their self-esteem in the face of the disesteem of their fellows.

Keep out!

How long are you going to keep whimpering about that? You can't change the past.

I keep saying that I'm innocent, but no one will listen.

If Spenser doesn't keep adding and translating sentences, the other contributors will surely surpass him.

Life is like riding a bicycle. To keep your balance you must keep moving.

Doctors should keep abreast with all the latest developments in medicine.

If you keep at it you will eventually succeed.

My parents keep arguing about stupid things. It's so annoying!

A family should not spend all of its money to keep someone alive on a machine.

I'm going to keep track of all the expenses on this trip.

Throughout the five years of painful cancer treatments, he managed to keep a stiff upper lip.

Call me every few days, and in that way we can keep in touch if something happens.

Keep a close eye on Tom and make sure he doesn't get into any trouble.

The notice in the park said "Keep off the grass".

Keep a box of baking soda in the fridge to keep it smelling clean.