bad的副詞是什么意思

bad的副詞：badly；
badly
adv. 非常，很；嚴(yán)重地，厲害地；惡劣地
例句：
The body had been badly mutilated.
尸體被嚴(yán)重毀傷。
Her shoulders were badly sunburned.
她的肩膀嚴(yán)重曬傷了。