adj.年幼的,有朝气的,年轻人的,青年的
n.年轻人,幼小的动物,崽
I'm only 5ft tall, and I look younger than my age.
我才5英尺高,显得比实际年龄小。
And would you believe it, he's younger than me!
你信吗?他比我年轻!
A new study proved conclusively that smokers die younger than non-smokers.
一项新的研究确证了吸烟者比不吸烟者死得早。