VOA慢速英语:研究称导致恐龙灭亡的小行星或曾以最致命的角度撞击了地球

asteroid – n. a rocky object that goes around the sun like a planet

angle – n. a space between two lines or surfaces that meet at one point

crater – n. a big hole

scenario – n. a situation that may develop in the future

rebound – v. the move back through the air after hitting something

remarkable – adj. very unusual or notable in a way that is admired

rapid – adj. happening or moving very quickly