mental deficiency

常见例句

IAPIP; International Association for the Scientific Study of Mental Deficiency;
国际智力缺陷科学研究协会；
"Would you mind telling me, Doctor, " Bob asked …"how you detect a mental deficiency in somebody who appears completely normal?
“医生，你能不能告诉我，”鲍勃问，“对于一个看上去很正常的人，你是怎样判断出他有智力缺陷的呢？”
"Would you mind telling me, Doctor, " Bob asked ..."how you detect a mental deficiency in somebody who appears completely normal?" "Nothing is easier, " he replied.
“医生，你能不能告诉我，”鲍勃问，“对于一个看上去很正常的人，你是怎样判断出他有智力缺陷的呢？”

In theory, eating a lot of fish, or taking fish oil supplements—rich in the essential fatty acids the brain requires—can possibly correct this nutritional deficiency and improve mental health.
FORBES: The Fish Oil Debate: Great Brain Medicine, or Just an Expensive Placebo?
The brain is largely composed of essential fatty acids, and a deficiency in these chemicals may play a significant role in the development of mental illness.
FORBES: The Fish Oil Debate: Great Brain Medicine, or Just an Expensive Placebo?