It' s a lemon.
"lemon:sth that doesn' t work,不重用的东西,坏的"
eg: Carl said he lost his tennis match because his racket was a lemon. Carl之所以输掉比赛就是因为他的球拍坏了.
I returned my new DVD player to the store because it turned out to be a lemon.我把新买的DVD机退了,因为它不能用.
eg: Carl said he lost his tennis match because his racket was a lemon. Carl之所以输掉比赛就是因为他的球拍坏了.
I returned my new DVD player to the store because it turned out to be a lemon.我把新买的DVD机退了,因为它不能用.