n. 名词钥匙；（打字机等的）键；关键，线索，秘诀；（音乐的）调
vt. 及物动词键入；锁上；调节…的音调；提供线索
vi. 不及物动词使用钥匙
adj. 形容词关键的；主要的
The key to success is hard work and determination.
成功的关键是努力工作和坚定的决心。
Communication is the key to a healthy relationship.
沟通是维持健康关系的关键。
Education is the key to unlocking one’s potential.
教育是开发个人潜力的关键。
He lost the key to his apartment yesterday.
他昨天丢了公寓的钥匙。
Innovation is the key to staying competitive in the market.
创新是保持市场竞争力的关键。
Trust is the key to any successful partnership.
信任是任何成功合作的关键。
She found the key to solving the complex problem.
她找到了解决复杂问题的关键。
The key was hidden under the welcome mat.
钥匙藏在迎宾垫下面。
Patience is the key to mastering a new skill.
耐心是掌握新技能的关键。
The key to happiness is appreciating the small things in life.
幸福的关键是欣赏生活中的小事。
key player 关键球员
key role 关键角色
key feature 关键特征
key factor 关键因素
key decision 关键决策
key issue 关键问题
复数: keys;
第三人称单数: keys;
过去式: keyed;
过去分词: keyed;
现在分词: keying;
