搬 ㄅㄢ bān 楦 ㄒㄩㄢ ˋ xuàn 头 ㄊㄡ ˙ tou 搬 ㄅㄢ bān 楦 ㄒㄩㄢ ˋ xuàn 頭 ㄊㄡ ˙ tou lit. to move the shoes on the shoe tree (idiom) fig. to expose shameful secrets (old)