retardation
🇺🇸
/ˌriːtɑːrˈdeɪʃn/
🇬🇧
/ˌriːtɑːˈdeɪʃn/
noun
R
A decrease in the rate of growth or development.
The doctor explained that the medication could cause mental retardation in some patients.
医生解释说这种药物可能会导致某些患者出现智力迟缓。
translation
迟缓