五寸的钢钉在两根状似大镊子的钢叉之间自下而上地穿过,那家什便有发出悦耳的“嗡嗡”声。这声音在空旷的广场上显得格外特别,如今人们已经不大懂得这声音所代表的内容,却被它吸引着围观过来。就像50年前的某个午后,当这声音穿过巷子传到人们耳中时,也会有人跑出来。只是时代不同,“嗡嗡”声的意义也有所不同了。发出“嗡嗡”声的物件叫“唤头”。顾名思义,“唤头”是剃头匠走街串巷在呼唤人们剃头。剃头匠的行业大约出现 Five-inch steel nails in the two like tweezers between the steel fork through the bottom-up, that there will be issued a melodious “buzz ” sound. This voice is particularly special in the open square. Nowadays people do not understand the content represented by this voice, but it is attracted by onlookers. Just like one afternoon some 50 years ago, somebody ran out when the sound came through the alley to people’s ears. Just different times, “buzz ” the meaning of sound is also different. The object that emits a “buzzing” sound is called “call the head.” As the name implies, “call the head ” is a barber walking in the street calling for people to shave their heads. The barber’s industry appears about