Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
meteor – n. rock from outer space that becomes very hot and burns brightly in the sky as it enters Earth's atmosphere
fragment – n. a small piece of something
remotely – adv. from a distance
scoop – n. large, deep spoon for lifting and moving material
intentional – adj. planned or done on purpose
drill – v. make holes in hard materials with a machine
