retardation
柯林斯词典
1. N-UNCOUNT Retardation is the process of making something happen or develop more slowly, or the fact of being less well developed than other people or things of the same kind. 延迟; 减缓; 落后[正式] [usu supp N]
...other parents whose children had mental retardation. ...其他智障儿童的家长。
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retardation /ˌriːtɑːˈdeɪʃən/
剑桥词典
- slow development , or development that is slower than it should be
迟缓；阻滞；延迟
Severe iron deficiency can cause developmental delay and growth retardation. 严重缺铁会导致发育迟缓。 返回 retardation