retardation

.ri:tɑ:'deiʃәn

n. the extent to which something is delayed or held back
n. lack of normal development of intellectual capacities

n. 迟延, 妨碍, 阻止
[化] 缓聚作用

17,316

BNC 频率

13,291

使用频率

retardation 可以分解为 re-（回、再）+ tard（迟缓）+ -ation（名词后缀）。整体意思是“延迟、减缓的状态”。

例句

1. The doctor mentioned that the child's retardation could be improved with special education.

医生提到，孩子的发育迟缓可以通过特殊教育得到改善。

2. Some environmental factors can contribute to the retardation of mental development in children.

一些环境因素可能会导致儿童智力发展的迟缓。

3. The team is working hard to reduce the retardation of the project due to unexpected delays.

团队正在努力减少由于意外延误导致的项目进度滞后。