She was in her early teens.

她有十三四岁了。

《柯林斯英汉双解大词典》

By his early teens, Nyiregyhazi was a celebrity.

十几岁的时候，尼莱吉哈奇是位名人。

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The tests suggest children who perform poorly at school in their early teens may still be high-achievers.

这一测验表明，那些早期在学校表现并不突出的孩子未来仍有可能成为佼佼者。

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Growing up in Ohio, he began making model planes and by his early teens had amassed an extensive aviation library.

MSN: First man on moon Neil Armstrong dead at 82

All through her early teens, she had very obviously liked boys, and they had liked her, mostly because boys like to be liked.

NEWYORKER: Something Like Happy

He began his career in the 1940s when he was in his early teens, working as a street vendor in Rio de Janeiro.

FORBES: Silvio Santos