second childhood

老年的智力衰退時(shí)期

His mental decay is distressing.

他的智力衰退令人苦惱。

There is, however, a "remarkable range" of shrinkage among people who show no signs of mental decline, Coffey noted.

然而，科菲指出，在沒(méi)有智力衰退跡象的人中有“很明顯的”大腦萎縮現(xiàn)象。

"A hot topic down the road," Coffey said, will be whether education even late in life has a protective effect against mental decline.

科菲認(rèn)為，“接下來(lái)要解決的熱門話題”是接受較晚的教育是否具有防止智力衰退的攻效。

I'm not in my second childhood.

我沒(méi)有變成老糊涂 [我的智力尚未衰退] 。

Ageing is accompanied by a slow degeneration of his mental faculties.

他隨著年紀(jì)增長(zhǎng), 智力逐漸衰退.

Mental and physical deterioration both occur naturally with age.

隨著年齡的增長(zhǎng)，心智和體力自然衰退。

The Declination and Development of the Modern Aged s Intelligence --Questions About the Heory of Crystallized and Fluid Intelligence of R B Cattell;

現(xiàn)代老年人智力的衰退與發(fā)展——關(guān)于卡特爾晶體智力—液體智力理論的質(zhì)疑

"Dementia: Chronic, usually progressive deterioration of intellectual functions."

癡呆: 因大腦的病理改變而引起的慢性、進(jìn)行性的智力功能衰退。

His influence is on the ebb.

他的影響力逐漸在衰退。

His powers are failing, ie He is becoming weak.

他的體力正在衰退.

His judgment seems to have waned.

他的判斷力似乎衰退了。

His influence [popularity] has waned.

他的勢(shì)力 [聲望] 已衰退。

His sight is beginning to fail.

他的視力開(kāi)始衰退。

His eyesight is failing.

他的視力漸漸衰退了.

His eyesight is going.

他的視力正在衰退。

To decline in health or vigor;waste away.

衰弱，消瘦在健康或精力方面衰退；變得衰弱

These decrements in intellectual behavior were found in firemen exposed to carbon monoxide at 100 ppm for varying periods of time.

在不定期地暴露于100ppm濃度的一氧化碳的瓦斯檢驗(yàn)員中，發(fā)現(xiàn)了這種智力行為的衰退。