VOA慢速英语:美国航天局扩大搜寻能居住的遥远行星

exoplanet – n. a planet that orbits a star outside the area of space that includes our sun and the planets moving around it

mission – n. a task or job that someone is given to do

astrophysics – n. the scientific study of the physical and chemical properties and structures of stars, planets, and other objects in outer space

refrigerator – n. a device or room that is used to keep things such as food and drinks cold

visible – adj. able to be seen

detect – v. to discover or notice the presence of something that is hidden or hard to see, hear, or taste

indication – n. something such as a sign or signal that points out or shows something