这位科学家研制这种新材料达10年之久才有了突破的翻译：The scientists develop new material up to 10 years is a breakthrough 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

The scientists have developed this new material up to 10 years have a breakthrough

The scientists develop new material up to 10 years is a breakthrough

This scientist developed this new material to reach for 10 years long time only then to have the breakthrough

This scientist development of this new material up to 10 years before a breakthrough

The scientists develop new material up to 10 years is a breakthrough