enter

动词 enter:

1. to come or go into
   同义词：come in, get into, get in, go into, go in, move into
2. become a participant; be involved in
   同义词：participate
3. register formally as a participant or member
   同义词：enroll, inscribe, enrol, recruit
4. be or play a part of or in
   同义词：figure
5. make a record of; set down in permanent form
   同义词：record, put down
6. come on stage
7. put or introduce into something
   同义词：insert, infix, introduce
8. take on duties or office
   同义词：accede
9. set out on (an enterprise or subject of study)
   同义词：embark

1. Let's not enter into details at this stage.
   咱们不要在现阶段著手处理具体问题。
2. Please do not enter before knocking on the door.
   进来前请先敲门。

en.ter

v.（动词）
en.tered,en.ter.ing,en.ters
v.tr.（及物动词）
To come or go into:
进入或穿入：
例句：
The train entered the tunnel.
火车进入了隧道

To penetrate; pierce:
穿过；穿透：
例句：
The bullet entered the victim`s skull.
子弹穿透了受害者的头骨

To introduce; insert:
介绍；插入：
例句：
She entered the probe into the patient`s artery.
她把探针插入了患者的动脉

To become a participant, member, or part of; join:
参加，加入：成为其中的一员或一部分；加入：
例句：
too old to enter the army; entered the discussion at a crucial moment.
年纪太大不能参军；在关键时刻加入讨论

To gain admission to (a school, for example).
入学：获得进入（如学校）的许可
To cause to become a participant, member, or part of; enroll:
使进入，使参加：使成为一个成员或一部分；入学：
例句：
entered the children in private school; entered dahlias in a flower show.
使孩子入私立学校；使大丽花参加一个花卉展览

To embark on; begin:
从事：开始从事；开始：
例句：
With Sputnik, the Soviet Union entered the space age.
凭借.史普尼克.人造卫星，苏联进入了太空时代

To make a beginning in; take up:
着手：开始某项事业；着手：
例句：
entered medicine.
行医

To write or put in:
写下或输入：
例句：
We entered our names in the guest book; enters the data into the computer.
我们在来客名薄上写下姓名；把数据输入电脑

To place formally on record; submit:
递呈：正式书面提出；递呈：
例句：
enter a plea of innocence; enter a complaint.
递呈一份无罪申诉状；提出控诉

To go to or occupy in order to claim possession of (land).
占据：进入、占有（土地）以宣布对其的所有权
To report (a ship or cargo) to customs.
报关：把（船或货物）申报海关
v.intr.（不及物动词）
To come or go in; make an entry:
进来；进入：
例句：
As the President entered, the band played .Hail to the Chief..
当总统进来时，乐队开始演奏.向领袖欢呼.

To effect penetration.
渗透：产生穿透力
To become a member or participant.
参加：成为其中的一员或参与者

<常用词组>enter into
To participate in; take an active role or interest in:
加入：参加；在其中扮演一个积极的角色或对其有兴趣：
例句：
enter into politics; enter into negotiations.
从政；参加谈判

To become party to (a contract):
缔结：成为（一项条约）的订立方：
例句：
The nations entered into a new agreement.
这些国家签署了一项新的协议

To become a component of; form a part of:
使纳入：是…的一部分；构成…的一部分：
例句：
Financial matters entered into the discussion.
财政问题纳入讨论之列

To consider; investigate:
考虑；审议：
例句：
The report entered into the effect of high interest rates on the market.
这报告讨论的是市场高利率的影响

enter on 或
enter upon
To set out on; begin:
着手；开始：
例句：
We enter on a new era in our history. They entered upon the most dangerous part of the journey.
我们进入了历史上的新纪元。他们开始了旅行中最危险的阶段

To begin considering; take up:
开始考虑；着手做：
例句：
After discussing the budget deficit, they entered on the problem of raising taxes.
讨论过预算赤字之后，他们开始考虑增税问题了

To take possession of:
占有，获得：
例句：
She entered upon the estate of her uncle.
她获得了她叔父的不动产

来源：
Middle English entren
中古英语 entren
from Old French entrer
源自 古法语 entrer
from Latin intr3re
源自 拉丁语 intr3re
from intr3 [inside] * see en
源自 intr3 [在…里面] *参见 en

【引伸】
en.terable
adj.（形容词）