years of age

基本解釋

Children under five years of age are not charged.
未滿5歲兒童免費(fèi)。
《新英漢大辭典》
Half the population in India is under 25 years of age, whereas in many developed markets, the average age is about 40.
印度有一半的人口年齡不到25歲，而在許多發(fā)達(dá)市場，人口的平均年齡大約為40歲。
Participants in each group averaged 19 to 20 years of age.
每一組參與者的年齡均在19至20歲之間。

In nineteen eighty-three, he began to study more than twenty-two thousand healthy male doctors over forty years of age.
Around seven years of age going up through puberty, the ability to learn language starts to go away.
大約七歲的時(shí)候開始,一直到青春期,學(xué)習(xí)語言的能力逐漸減弱
耶魯公開課 - 心理學(xué)導(dǎo)論課程節(jié)選
Now at the outbreak of the Peloponnesian War Socrates was just under 40 years of age.
伯羅奔尼撒戰(zhàn)爭爆發(fā)時(shí),蘇格拉底才快要接近40歲。
耶魯公開課 - 政治哲學(xué)導(dǎo)論課程節(jié)選

Half the world is women — and half the world is under 25 years of age.
UN: Secretary-General