候补
to wait to fill a vacancy; reserve (candidate); alternate; substitute
前不巴村,后不巴店
see 前不著村,後不著店|前不着村,后不着店[qian2 bu4 zhao2 cun1 , hou4 bu4 zhao2 dian4]
前不着村,后不着店
lit. no village ahead and no inn behind (idiom); fig. to be stranded in the middle of nowhere; to be in a predicament
前不见古人,后不见来者
unique; unprecedented (idiom)