Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
beach – n. an area next to an ocean or lake
mat – n. a chair or place to lie down on the ground
recharge – v. refuel or repower
battery – n. power supplies
relax – v. to become or cause to become less tense
mattress(es) – n. a piece of cloth that is filled with material and used as a bed
pool(s) – n. a man-made swimming hole
