VOA慢速英语:美高中生NASA实习第三天发现新行星

dumb luck – n. informal saying meaning something good happens completely by chance without being planned or deserved

internship – n. a position as an intern to learn on the job

solar system – n. our sun and planets moving around it

graph – n. a drawing that uses a series of dots and lines to show how much or quickly something changes

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

asterisk – n. a symbol * that is used in printed text that can signal importance

eclipse – n. an occasion when the sun looks like it is completely or partially covered with a dark circle because the moon is between the sun and the Earth

impressive – adj. deserving attention, admiration, or respect : making a good impression

overwhelming – adj. very great in number, effect, emotions or force