銀樣鑞槍頭 [ㄧㄣˊ ㄧㄤˋ ㄌㄚˋ ㄑㄧㄤ ㄊㄡˊ; yin2 yang4 la4 qiang1 tou2] silvery spear point actually made of pewter (idiom); fig. worthless despite an attractive exterior ◄ ►