key

英[kiː]美[kiː]

n.钥匙，（打字机等的）键，关键，线索，秘诀，（音乐的）调；

vt.键入，锁上，调节…的音调，提供线索；

vi.使用钥匙；

adj.关键的，主要的；

复数：keys;

第三人称单数：keys;

过去式：keyed;

过去分词：keyed;

现在分词：keying;

例句

He dived his hand into his pocket in an attempt to find the key.他把手伸到口袋里摸, 试图找到那把钥匙。

He was asked to hand on the key to a secret code to the guerrillas.他们让他把一份密码送给游击队。

We had to break into the house as we had lost the key.因为我们弄丢了钥匙, 所以不得不破门而入。

Moderation is the key to good health.有节制的生活是健康的关键。

To whom should we turn over the key when we leave here?在离开这里时, 我们把钥匙交给谁呢?

He works extremely hard and therein lies the key to his success.他工作极为勤奋，那就是他成功的关键。

The key was lost, so we had to smash the door open.钥匙丟了, 所以我们只得将门砸开。

Transport has always been the key to developing trade.运输一直是发展贸易的关键。

The machine can reproduce a key in two minutes.这机器能在两分钟内复制一把钥匙。

They zeroed in on the key issues for discussion.他们把注意力集中到讨论的关键问题上来。

英语六级真题

Flexibility and control is key, she continued.

But this third group was not only unexpected, it was so distinct and so large—nearly one third of our sample—that it became a key finding of the study.

The key word in the Common Application prompts is "you.

Where women hold key posts in government

In the real world, problems rarely come neatly packaged, so being able to discern their deep structure is key.

What is the key issue in the Bowman vs

One key issue is how to produce more food in a world of finite resources.

As a global society, therefore, tackling food waste will help contribute towards addressing a number of key resource issues

A key process in interpersonal interaction is that of social comparison, in that we evaluate ourselves in terms of how we compare to others.

Artificial intelligence is key to future technological innovations

Our research universities have been the key to developing the competitive advantages that help Americans produce 25% of all the world's wealth.

Government action is key to solving economic problems

The key principle of copyright law has always been that works can be copied only once authors have expressly given their permission," says Piers Blofeld, of the Sheil Land literary agency in London.

We should take this concern seriously as universities are key in the national innovation system

If there was a greater coordination of technology transfer offices within regions and a simultaneous investment in the scale and functions of our graduate schools, universities could, and should, play a key role in positioning the UK for the next growth cycle.

How can the university sector play a key role in the UK's economic growth

At the heart of the debate over illegal immigration lies one key question: are immigrants good or bad for the economy?

According to Valerie Gauthier, associate dean at HEC Paris, the key lies in the process by which MBA programmes recruit their students

They tested four separate groups at four key stages of Obama's presidential campaign.

What is the key to write a good classical detective story according to the man?

Scientists agree that key player in this scenario is the West Antarctic ice sheet, a Brazil-size mass of frozen water that is much as 7000 feet thick

That notion is not concrete enough and it blurs two key components of hope,' Doctor Snyder said, 'Having hope means believing you have both the will and the way to accomplish your goals, whatever they may be.

"The creation of a system of marine protected areas is a key part of ongoing scientific and policy discussions in CCAMLR," he added.

As such, they are key species for understanding and predicting impacts of global change on Antarctic and sub-Antarctic marine ecosystems.

Based on the finding, the researchers suggest that the key to boosting your willpower is to believe that you have an abundant supply of it.

Current services originate in two key measures.

One key challenge facing young scientists is how to be open without becoming scientifically vulnerable.

One was created in the Ross Sea in 2016, another reserve is being proposed in a vast area of the Weddell Sea, and a third sanctuary is under consideration in the area west of the Antarctic Peninsula—a key krill fishing area.

Printing indeed played a key role in standardizing and stabilizing these languages by fixing them in print, and producing dictionaries and grammar books.

That's because, for the first time in human history, a large proportion of the- species is in continuous contact with technology that can record key features of an individual's behavior and environment.

The key thing about consumer behaviour is that it's very much about how consumers change.

The key to success here is providing an easy-to-use, reliable service.

The results of a recent experiment showed that professors can use standardized metrics to measure how well students do in three key areas: critical thinking, written communication, and quantitative literacy.

These include the centuries-old custom of "bul",  where leaders would call a temporary stop to fishing for key species in order to give fish stocks an opportunity to replenish.

Twenge and her colleagues also found that across the key years of 2013-16, well-being was indeed lowest in years where adolescents spent more time online, on social media, and reading news online, and when more youth in the United States had smartphones.

Understanding the basic science first is key.

柯林斯高阶英汉双解学习词典释义

N-COUNT

钥匙

A key is a specially shaped piece of metal that you place in a lock and turn in order to open or lock a door, or to start or stop the engine of a vehicle.

例句

N-COUNT

（计算机或打字机的）键

The keys on a computer keyboard or typewriter are the buttons that you press in order to operate it.

N-COUNT

（钢琴或风琴的）键

The keys of a piano or organ are the long narrow pieces of wood or plastic that you press in order to play it.

N-VAR

（音乐的）调

In music, a key is a scale of musical notes that starts on one specific note.

例句

N-COUNT

（地图、图解或科技书籍的）略语表，符号表，凡例

The key on a map or diagram or in a technical book is a list of the symbols or abbreviations used and their meanings.

例句

ADJ

*重要的；关键的

The key person or thing in a group is the most important one.

例句

N-COUNT

关键；要诀

The key to a desirable situation or result is the way in which it can be achieved.

例句

英汉词典释义

n.

钥匙

键

(乐曲的)调; 口吻, 基调

题解, 答案

vt.

用键盘输入

调音

使某事物与他事物相似[相适应]

英英词典释义

Noun

1. metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated

2. something crucial for explaining;

3. pitch of the voice;

4. any of 24 major or minor diatonic scales that provide the tonal framework for a piece of music

5. a kilogram of a narcotic drug;

6. a winged often one-seed indehiscent fruit as of the ash or elm or maple

7. a coral reef off the southern coast of Florida

8. (basketball) a space (including the foul line) in front of the basket at each end of a basketball court; usually painted a different color from the rest of the court;

9. a list of answers to a test;

10. a list of words or phrases that explain symbols or abbreviations

11. a generic term for any device whose possession entitles the holder to a means of access;

12. mechanical device used to wind another device that is driven by a spring (as a clock)

13. the central building block at the top of an arch or vault

14. a lever that actuates a mechanism when depressed

Verb

1. identify as in botany or biology, for example

2. provide with a key;

3. vandalize a car by scratching the sides with a key;

4. regulate the musical pitch of

5. harmonize with or adjust to;

Adjective

1. serving as an essential component;

2. effective; producing a desired effect;

行业词典

体育： 罚球区；关键队员；核心队员；关键一着；看守；发动；

动物学： 检索［表］；

医学： 钥匙；电钥：接通或切断电路的装置；引伸为揭示特定事物的工具；

昆虫学： 检索表；分類檢索表；

林学： 键；

水利： 键槽；为保证施工横缝、纵缝的缝面在灌浆后能形成整体或不灌浆也能有效地传递剪力而在缝面上设置的三角形或梯形的槽。；

物理学： 电键；

铁道： 电键；