没有人帮助他们，他们只好停止研究的翻译：No one to help them, they had to stop study 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

No one to help them, they had to stop the study

No one to help them, they had to stop study

Nobody helps them, they to have to stop the research

There is no one to help them, they had to stop research

No one to help them, they had to stop study