他们是否很了解中国的糖浆的使用情况？的翻译：Do they know China well syrup usage? 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

They are very understanding of China's use of syrup?

Do they know China well syrup usage?

Whether they very much do find out China's syrup service condition?

Whether or not they have a very good understanding of China's use of the syrup?

Do they know China well syrup usage?