Besides mental retardation, other psychological comorbidities such as attention-deficit-hyperactivity disorder (ADHD) and mood disorder are also common.是什么意思_Besides mental retardation, other psychological comorbidities such as attention-deficit-hyperactivity disorder (ADHD) and mood disorder are also common.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句