VOA慢速英语:科学家们对潜在新的自然力量感到激动

exciting –adj. causing feelings of interest and enthusiasm : causing excite

assume –v. to think that something is true or probably true without knowing that it is true

spin –v. to think that something is true or probably true without knowing that it is true

track –n. a structure that is often circular that lets something go around it in a set path

monster –n. a strange or horrible imaginary creature

tantalize –v. to cause (someone) to feel interest or excitement about something that is very attractive, appealing, etc.

confident –adj. having a feeling or belief that you can do something well or succeed at something : having confidence