The slot can be named according to certain criteria, for instance, data source, a date range, a phase name, etc.

数据槽可根据某些标准进行命名，比如数据源、日期范围、阶段名称等。

youdao

Said source also claims it has a SIM card slot, which would be fine except for BGR's assertion that 3, 2 is the oft-rumored CDMA iPhone -- you know, the one that Wall Street Journal is all but certain is coming next year.

ENGADGET: iPhone 3,2 rumored to be in near-final testing phase, cue the CDMA speculation