网球改变了华盛顿年轻人的生活

coach - n. a person who teaches and trains a player or performer

court - n. a large flat surface that is used for playing games like tennis and basketball

discipline - n. the ability to keep working at something that is difficult

toughness - adj. strong and not easily broken or damaged

rely - v. to need (someone or something) for support or help; to depend on (someone or something)

pro - n. (short form of professional) someone who is paid to take part or play in a sport or activity