VOA慢速英语:日本年轻棒球运动员拿回家的特殊奖品

key chain(s) – n. a small metal chain, often attached to a metal ring and a decoration, that you use to hold keys together

excited – adj. feeling or showing happiness and enthusiasm

ponder(ed) – v. to think about something carefully for a period of time

optimistic – adj. expecting good things to happen or something to be successful