young
单词辨析：
指人、动植物幼小、未成熟的。
young animals/children/trees
幼畜/幼儿/小树
The young seedlings grow very fast.
秧苗长得很快。
The young lion stood beside its mother.
小狮子站在母狮的身旁。
He is too young to join the army.
他年龄太小，还不能参军。
指介于儿童和成年人之间的，强调不成熟、叛逆等特点，无比较级。
adolescent attitudes/boys/crises
青春期心态/男孩/危机
Man is still only adolescent.
人类还只是处于青少年时期。
His remarks about the matter struck me as being a bit adolescent.
他对此事的意见让我觉得有点幼稚。
作“少年的”解时，系法律术语，只作定语；作“幼稚的”解时，强调不成熟的。
a juvenile criminal/offender
少年犯
a very juvenile sense of humor
很幼稚的幽默感
Deak is an expert in juvenile delinquency.
迪克是研究青少年犯罪的专家。
The mother is tolerant of her son's juvenile behaviour.
母亲对儿子的幼稚行为非常宽容。
指为年轻人所特有的或看上去年轻的。
youthful enthusiasm/rebellion/vigour
年轻人的热情/叛逆/活力
The photo shows a youthful, sweet Emma.
照片里的埃玛年轻而甜美。
She is over 60 but has a youthful complexion.
她已经年过六旬，但面容依然姣好。
No one can remain youthful forever.
没有人能永葆青春。
指人或动植物的后代，常为幽默用法。
Her offspring are diligent and intelligent.
她的孩子们既勤奋又聪明。
This device is the offspring of his inventive mind.
这一装置是他那长于发明的头脑的产儿。
The mother tiger takes care of its four offspring.
母虎照看它的四只幼崽。
The seeds will produce many offspring.
这些种子将会发出许多幼苗。
指有血缘关系的后代，只用于人。
They are the descendants of Confucius.
他们是孔子的后裔。
He claimed to be the descendant of George Washington.
他自称是乔治·华盛顿的后裔。
指动植物的后代；指某人的儿女时为幽默用法。
The mother lion was surrounded by her progeny.
幼狮围着母狮。
His numerous progeny are all asleep.
他的一大堆小辈们都睡着了。
指年轻人或动物幼崽的群体，前面通常用定冠词 the 或物主代词。
I'd like to work with the young.
我愿意和年轻人一起工作。
The lion tried to protect its young.
狮子极力保护其幼崽。
注意，以上这组词的复数都不加 s。
相关例句：
In her younger days my mother had been a successful fashionwear saleswoman.
我妈妈年轻时曾经是个成功的时装销售员。
He had always looked so young, but he seemed to have aged in the last few months
他原来一直看起来很年轻，但最近几个月他显得老了。
He had too much money for a young man.
对于一个年轻人来说，他太有钱了。
The hen may not be able to feed its young.
雌鸟可能无法给幼鸟喂食。
A sea change has taken place in young people's attitudes to their parents.
年轻人对待父母的态度已经发生了三百六十度转变。
I want to see more opportunities for young people.
我希望年轻人能有更多机会。