unnaturally
adv. 故意地；违反习俗地；不合乎自然规律地
例句
The house was unnaturally silent.
房子异常地寂静。
《柯林斯英汉双解大词典》
His eyes were unnaturally bright.
他的眼睛异常明亮。
《牛津词典》
She was, not unnaturally , very surprised at the news.
这消息自然让她大吃一惊。
