After 13 years of tinkering, the inventor from Iowa introduced a 10-foot-long contraption that sliced and stuffed loaves of bread into wax paper wrapping. The world changed.

• 经过了13年的修修补补，这位来自爱荷华州的发明家终于制成了一种10英尺长的精巧装置。这种装置能够将成条的面包切成片并装进蜡纸包装袋里。世界从此发生了改变。