enter on/upon something
enter
noun[ S ]
uk /ˈen.tər/ us /ˈen.t̬ɚ/
the key on a computer keyboard that is used to say that the words or numbers on the screen are correct, or to say that an instruction should be performed, or to move down a line on the screen: 回车键
Move the cursor to where it says "New File" and press enter.把光标移到“新建文件”处然后按回车键。

SMART Vocabulary: related words and phrases

Computer hardware
3-D printer
active matrix
agnostic
alt-
associative memory
backlight
Bluetooth
chip
console
flat screen
microcomputer
multi-client
multitasker
netbook
non-mobile
number pad
plug and play
trackball
underscore
VDT

You can also find related words, phrases, and synonyms in the topics:

Computer concepts

enter | American Dictionary

enter
verb
us/ˈen·tər/

enterverb (GO IN)

[ I/T ]
to come or go into a place:
[ T ]The orchestra entered the hall.
[ T ]He entered a shelter for the homeless.
[ I ]Half of the museum’s visitors are children who enter for free.
[ I/T ]
To enter is also to be admitted to or become a member of an organization:
[ I ]He entered the army at the age of 18.

enterverb (BEGIN)

[ I/T ]
to begin or become involved in something:
[ T ]The president maintained we were about to enter a period of unprecedented economic growth.
[ I ]She entered into an exclusive contract with an international sports shoe company.

enterverb (RECORD)

[ T ]
to make a record of something; list:
Did you enter your names in the guest book?
Use this computer to enter the data.
He was entered (= listed officially as taking part) in the shot put and discus events.
[ T ]
law To enter is to make something, such as a statement or a piece of evidence, a part of the official record:
He entered a plea of not guilty.

enter | Business English

enter
verb[ T ]
uk /ˈentər/us
to begin taking part in a particular market or area of business:
enter a market/businessThis ruling should make it easier for first-time buyers to enter the housing market (= to buy a property for the first time).
IT
to put information into a computer:
At the prompt, please enter a valid email address.
enter data/information (into sth)All information is entered into a database and analyzed for patterns.
ACCOUNTING
to write information into an account book, a list, etc.:
All customer payments must be entered into the accounts book at the time of purchase.
Before the meeting, the number of hours requested from each department is entered onto the spreadsheet opposite each project.
if people or goods enter a country or region, they arrive there:
Legitimate visa holders should be allowed to enter and leave the country, and to apply for a renewal of their visa while still in America.
All cargo vessels entering the port are stopped and inspected.
to begin a period of time:
enter an era/a phase/a cycleThe company entered a new era today with its first pre-tax profit.
Now is not the time to buy, just as we are entering a recession.
The country's economy is entering its eighth year of uninterrupted growth.
to start working in a particular type of job, or to become a member of a particular organization:
Now is a peak time for young people to enter the profession.
to officially make an agreement or begin a discussion with another person or organization:
enter a contract/agreement/partnershipThe two companies plan to enter a joint distribution agreement to distribute the products in their respective markets.
enter discussions/talks with sb
 enter the fray
to begin to take part in a competitive situation:
The rumoured interest of a US venture capitalist triggered speculation that a rival could enter the fray.
 enter a plea of guilty/not guilty
LAW
to officially state that you are guilty/not guilty of a crime in a court of law
 enter service
to begin to be used for the first time:
The A380 - the world's biggest passenger jet - entered service in 2006.

Phrasal verb