played out

adj (infml 口) exhausted; finished; no longer useful 衰竭; 结束; 失去作用: After a hard gallop, the horse was played out. 那马跑得精疲力竭. * Is this theory played out (ie no longer worth considering)? 这理论过时了吗?

play out, play sb in, out, etc, play sth back (to sb), play sth down, play sth out, play the devil with, play up to, play with, play with oneself, play with player, play with sb/sth, play-act, play-acting, play-back, play-by-play, play-off, play-pen, play-room, playbill, playboy, player, player-piano, playfellow (also `playmate), playful, playfully, playfulness, playgoer, playground, playgroup (also `playschool), playhouse, playing-card, playing-field, playlet, playmate, playoff, plaything, playtime, playwright, plaza, PLC (also plc),