adv.在很大程度上;沉重地;魁梧地;缓慢而忧郁地;重载地;
例句:
A man stumbled heavily against the side of the car.
一名男子脚下一绊,猛地撞在车身上。
"I didn't even think about her," he said heavily.
“我甚至没有想过她,”他沉重地说道。
He's given to drinking rather heavily.
他沉溺于酗酒中.