1.Infant 婴儿(Birth to two years)

例句:The soft modulation of her voice soothed the infant.

她柔和的声调使婴儿安静了。

2.Child小孩(3-9 years)

例句:I hugged each child.

我拥抱了每个孩子。

3.Adolescent 青少年(10-19 years)

例句:The Shanghai of the 1990’s is growing like an adolescent.

20世纪90年代的上海像少年一样迅速成长。

4.Young adult 年轻人(20-29 years)

例句:Since it was published, it had been awarded successively “ Best of the Best Young Adult Books from 1960 to 1974”, “Outstanding Children’s Book of 1968” and “ Boston Globe- Horn Book Award in 1969.”

《猪人》一书先后被评为 1960-1974 年出版的少年文学作品中“最中之最”; 一九六八年度“最杰出的少年文学作品”及一九六九年“波士顿全国号角图书奖”。

5.Adult 成年人(30-39 years)

例句:They enjoyed stories about adult naughtiness.

他们喜欢有关成年人顽皮的故事。

6.Middle age 中年(40-60 years)

例句:Middle age has its compensations.

中年也会有其代偿物;中年自有其可取之处。

7.Old people/The aged 老年人(Age 60 onward)

例句:Old people are sometimes forgetful.

老人有时爱忘事。

8.End of Life (生命终止)

例句:Death is the necessary end of life.

死亡是生命必然的终结。