他对一些毒药的性质和作用的描述惊人地准确。Her description of the nature and action of poisons is amazingly accurate.这个家伙和琼斯长得惊人地相似。This guy bore a really freaky resem-blance to Jones.销售量惊人地增加了20%。There was an astounding 20% increase in sales...

“惊人地”的英语可以翻译为：stupendously，wonderfully ...