approximationap•prox•i•ma•tion /əˌprɒksɪ'meɪʃ(ə)n/

n C,U

1. 接近，近似

• His account of the incident is a close approximation to the truth. 他对这一事件的描述与事实很接近。

2. 略计；近似值

• I only need a rough approximation. 我只需要一个粗略的估算。