由于虚弱的心脏，他的主角本应活不过30岁。

Born with a dicky heart, his protagonist was not supposed to live past the age of 30.

youdao

一天下午，我和父亲坐在一起，吃着冰淇淋，那时我不过五六岁。

I couldn't have been much older than five or six as I sat with my father one afternoon, enjoying ice cream.

youdao

他参军时不过17岁。

He was only seventeen when he joined the army.

《新英汉大辞典》

Alright, I can figure this out it's made for like ages 5 and up so, oh, my gosh!

我可以把它弄好，不过它像是为5岁儿童做的5,【笑】，糟了！

哈佛公开课 - 计算机科学课程节选

He's 18 from Burundi, but was a refugee living in Tanzania.

他今年18岁，来自布隆迪，不过他以前是住在坦桑尼亚的难民。

校园生活 - SpeakingMax英语口语达人