如题所述
首先我们来看下ability、capability和capacity的大致意思：
ability：词性为名词，Ability is the state or quality of being able to do something.
capability：词性为名词，Capability is the power or ability to do something.
capacity：词性为名词，Capacity is the maximum amount that something can contain or produce.
通过下面的表格我们了解下ability、capability和capacity的含义、发音和用法
接下来让我们看下ability、capability和capacity的用法区别：
1.含义区别：ability指某人或物体完成某项任务的能力或才能；capability指某人或物体在特定领域内所具备的能力或潜力；capacity指某人或某物所能容纳或承受的量，也可指某人的能力或才干。
例子：
- He has a high ability to work.
(他有很高的工作能力。)
- This machine has a high capability of production.
(这个机器具备高度的生产能力。)
- The capacity of this cup is 500 milliliters.
(这个杯子的容量是500毫升。)
2.发音区别：ability的英式发音为/əˈbɪlɪti/，美式发音为/əˈbɪləti/；capability的英式发音为/ˌkeɪpəˈbɪləti/，美式发音为/ˌkeɪpəˈbɪləti/；capacity的英式发音为/kəˈpæsəti/，美式发音为/kəˈpæsəti/。
例子：
- His acting ability is outstanding.
(他的表演能力很出众。)
- This company has the capability of innovation.
(这个公司具备创新能力。)
- The capacity of this garage can accommodate two cars.
(这个车库的容量可以容纳两辆汽车。)
3.词性区别：ability和capability均为名词；capacity既可以作为名词，也可以作为动词。
例子：
- He has a strong ability to learn.
(他的学习能力很强。)
- We need to enhance the employees' capability of innovation.
(我们需要提升员工的创新能力。)
- This bucket has the capacity to hold 10 liters of water.
(这个桶可以容纳10升的水。)
4.用法区别：ability常用于描述某人或物体的能力；capability常用于描述某人或物体的潜力或在特定领域内的能力；capacity常用于描述某人或某物的容量或承载能力。
例子：
- His musical ability is excellent.
(他的音乐能力非常出色。)
- This company has a strong capability in research and development.
(这家公司的研发能力很强。)
- The capacity of this warehouse has reached its limit.
(这个仓库的货物容量已经达到极限。)
