accumulation
US /əˌkjuː.mjəˈleɪ.ʃən/
UK /əˌkjuː.mjəˈleɪ.ʃən/

名词
1.
积累, 堆积
the acquisition or gradual gathering of something
示例:
•
The accumulation of dust on the shelves was noticeable.
架子上灰尘的堆积很明显。
•
His wealth was the result of years of careful accumulation.
他的财富是多年精心积累的结果。
在 Lingoland 学习这个单词