以下N-UNCOUNT表示名词-不可数，N-COUNT表示名词-可数。
life/la?f/
1. [N-UNCOUNT] Life is the quality which people, animals, and plants have when they are not dead, and which objects and substances do not have.生命
例：...a baby's first minutes of life.…
婴儿生命的头几分钟。
例：Amnesty International opposes the death penalty as a violation of the right to life.
大曱赦国际组曱织反曱对死刑，因其侵犯生存权。
2. [N-UNCOUNT] You can use life to refer to things or groups of things which are alive. 生物;生命
例：Is there life on Mars?
火星上有生命吗？
3. [N-COUNT] If you refer to someone's life, you mean their state of being alive, especially when there is a risk or danger of them dying. 生存; 性命
例：Your life is in danger.
你有生命危险。
例：A nurse began to try to save his life.
一名护士开始设法抢救他。
4. [N-COUNT] Someone's life is the period of time during which they are alive. 一生
例：He spent the last fourteen years of his life in retirement.
他生命的最后14年退休在家。
5. [N-COUNT] You can use life to refer to a period of someone's life when they are in a particular situation or job. 人生阶段; 生涯
例：Interior designers spend their working lives keeping up to date with the latest trends.
室内设计者们把他们的职业生涯都花在追赶最新潮流上。
6. [N-COUNT] You can use life to refer to particular activities which people regularly do during their lives. 生活
例：My personal life has had to take second place to my career.
我的个人生活不得不放在我的事业之后。
7. [N-UNCOUNT] You can use life to refer to the things that people do and experience that are characteristic of a particular place, group, or activity. (特定的) 生活
例：How did you adjust to college life?
你是怎么适应大学曱生活的？
例：He abhors the wheeling-and-dealing associated with conventional political life.
他憎恶传统政曱治生活中的尔虞我诈。
8. [N-UNCOUNT] A person, place, book, or movie that is full of life gives an impression of excitement, energy, or cheerfulness. 活力
例：The town itself was full of life and character.
这座城镇本身就充满了活力和个性。
9. [N-UNCOUNT] If someone is sentenced to life, they are sentenced to stay in prison for the rest of their life or for a very long time. 终身监曱禁
例：He could get life in prison, if convicted.
他会遭终身监曱禁，如果罪名成曱立的话。
10. [N-COUNT] The life of something such as a machine, organization, or project is the period of time that it lasts for. (机器、组曱织或项目的) 寿命
例：The repairs did not increase the value or the life of the equipment.
这些修理没有提高设备的价值，也没有延长它的寿命。