Over the next few months a striking piece of symbolism will take place around the mighty General Motors building on Fifth Avenue in New York. Apple, the tech group, plans to move out of the basement where it has operated a flagship store-cum-tourist attraction for the past decade, underneath a now-iconic glass cube.在接下来数月内,极具象征物意味的事情将再次发生在纽约第五大道(Fifth Avenue)上那座宏大的通用汽车(General Motors)大楼周围。