I wasn't aware of this before,but recent research __has shown___ that eating too much can contribute to heart disease翻译

I wasn't aware of this before,but recent research __has shown___ that eating too much can contribute to heart disease翻译
I wasn't aware of this before,but recent research __has shown___ that eating too much can contribute to heart disease
翻译

I wasn't aware of this before,but recent research __has shown___ that eating too much can contribute to heart disease翻译
我之前没有留意这个(问题)太多,但最近的研究指出吃太多会导致心脏有问题