He took a basic Web design class; his younger classmates taught him industry terminology.

他上了网络设计基础课，比他年轻的同学教了他行业术语。

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He had to spend about six months in a class with younger students.

他不得不在一个比他小的学生的班上呆了大约六个月。

《柯林斯英汉双解大词典》

Jennifer and her two younger brothers were raised in a middle-class suburb of Detroit by her mother and stepfather.

珍妮弗和她的两个弟弟生长在底特律郊区的一个中产阶级家庭，由母亲和继父养大。

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And then a younger class of Little Edies who still yearn for what Big Edie had but can never have it, can't for whatever reason leave that house, and are wrapping themselves in drapes and afghans and calling them dresses.

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In the past decade, Afghanistan has seen the development of a younger professional class, much thanks to the opportunities of higher education offered by newly opened affordable private universities.

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This leaves a far more vulnerable (and probably younger) undiversified class of investors in their place.

ECONOMIST: Letters | The