There are signs on the doors of many places in shops and shopping malls.

Step two. Push push

There are signs on the doors of many places in shops and shopping malls.

The door is blocked.

There are signs on the doors of many places in shops and shopping malls.

Step four. knock at the door

In some offices and more serious places, the door is

5. No smoking.

Needless to say, there are many public occasions.

6. No entry, no entry

Some rooms are available, such as workers' studios.

7. Keep to the right.

There will also be roads or sidewalks.

8. No right/left turn. No right/left turn.

It's on both roads and highways.

9. No parking, no parking

In front of private places or some shops

10. Slow vehicles go slow.

Used in road construction.

1 1. Danger

There is danger ahead.

Be careful; pay attention to

When reminding others to pay attention

13. Overtaking is prohibited.

One-way street or some expressways.

14. Do not post any bills or posters.

Some walls have it.

15. Please close the door behind you.

There are some on the door.

16. Silence/keep quiet

Libraries or hospitals and other places.

17. Sold out is sold out.

Stores or shopping malls can be used after they are sold.

Ticket office/ticket office

There will be tickets for cinemas, zoos, etc.

19. No spitting.

There are many public occasions.

20. Please don't touch it, please don't do it.

You can only see it when you are not allowed to touch it. Such as museums and exhibition halls. ...