我想我那时是23岁，看起来比我实际年龄小。

I was twenty-three, I suppose, and young for my age.

《柯林斯英汉双解大词典》

当喜剧演员谈到他们的年龄时，我总是很高兴，因为他们比我小不了多少。

I often enjoy it when a comedian says how old they are, because usually they're not much younger than me.

youdao

“我们(国家)的体育学校从还处于上小学的年龄的孩子中挑出苗子。他们想找些年纪小的孩子，并且他们的标准要比我们夏令营的标准略高。”他说。

"Our (state) sports schools choose youngsters from primary-school age. They want to find young kids and their criteria are much higher than at my summer camp," he said.

youdao