being from 90 to 99 years old;

"the nonagenarian inhabitants of the nursing home"

someone whose age is in the nineties

a study in the current issue of the journal neurology examined 911 nonagenarian americans and found that 45 percent of the women had dementia, compared with 25 percent of the men.

最新一期《神经学》杂志上发表的一项研究，调查了911名超过九十岁的美国人，发现45%的女性患有癡呆癥，而患此病的男性只有25%。

general tso's namesake museum back in china also gets an amusing visit, as does peng chang-kuei, a nonagenarian chef with a strong claim to having invented a certain recipe.

该片也饶有兴致地探访了中国的左宗棠博物馆，还采访了彭长贵——这位九十多岁的大厨坚定地声称是自己发明了这道菜。

if the fair folk are not actually deathless, they are certainly much longer-lived than any mortal man, even our nonagenarian king.

如果说这些精灵族并不是真的不死的种族，那么他们也是比一定会死去的人类、即使是我们九十岁的国王，活得长得多的种族。

they include a nonagenarian war-hero, vo nguyen giap, a dissident monk, thich quang do, and a slew of leading scientists and environmental campaigners.

其中包括九十多岁的战争英雄vonguyengiap，持不同意见的着名僧侣thichquangdo，还有诸多着名科学家和环保人士。

we can all appreciate a wizened visage on our favorite nonagenarian that is. wrinkles look anything but wise when they show up on a relatively young person who smokes.

大家都会欣赏苍老的容颜吗？对于敬爱的耄耋老人，答案是肯定的。但如果皱纹生在比较年轻的烟民脸上，无论如何都不是智慧的象征。