在工作之余要学习其他的一些知识来拓展知识面的翻译：In his spare time to learn some other knowledge to expand their knowledge 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 to learn some other knowledge to expand their knowledge

After-working hours must study other some knowledge in to develop the aspect of knowledge

It is necessary to learn about the work of a number of other knowledge to expand their knowledge

In his spare time to learn some other knowledge to expand their knowledge