Many factors are important, for example class, gender, age and ethnicity.

许多因素都很重要，如阶级、性别、年龄及民族。

《牛津词典》

Keyssar also scrutinizes unemployment patterns according to skill level, ethnicity, race, age, class, and gender.

凯萨还根据技能水平、种族、年龄、阶级和性别详细分析了失业模式。

youdao

Students in this class are usually around age 5.

这个班的学生通常在5岁左右。

youdao

The young boy took consistently first-class photographs from the age of 12 and, as his journal describing his trips to the Bois de Boulogne reveals, he was by then already a perfectionist.

ECONOMIST: Jacques Henri Lartigue

Jenkins took up golf at age 8, on a nine-hole course with oiled-sand greens near his working-class home on the South Side, and came of age just as Nelson and Hogan were hitting their stride.

WSJ: Dan Jenkins, Finding the Humor in Golf | Golf Journal by John Paul Newport

But migrants and Germans lead largely separate lives: when German children reach school age their parents flee (along with middle-class Turks), leaving poorer migrants alone together.

ECONOMIST: Germany's Turkish minority