1 [sing] [U] the amount that a container or space can hold 容量: The tank has a capacity of 1000 litres. 这罐子的容量可达1000公升。The stadium was filled to capacity. 运动场座无虚设了。

2 [sing] a capacity (for sth/for doing sth);a capacity (to do sth) the ability to understand or do sth 理解能力；办事能力: That book is beyond the capacity of young children. 那本书超出了幼儿的理解能力。a capacity for hard work/for learning languages 苦干╱学习语言的能力

3 [C] the official position that sb has 官职；职务: In his capacity aschairman of the council... 他以议会主席的身分…

4 [sing] [U] the amount that a factory or machine can produce 工厂或机器的生产能力: The power station is working at full capacity. 发电站正开足马力发电。