在业余时间里，他专心致志于英语学习。的翻译：In his spare time, he devoted to learning English. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

In his spare time, he was dedicated to learning English.

In his spare time, he devoted to learning English.

In spare time, he wholly absorbed in English study.

正在翻译，请等待...

In his spare time, he devoted to learning English.