VOA慢速英语:Apple Announces the Return of a Smaller iPhone

hardware –n. physical electronics in a computing device; computer equipment

stylus –n. a pointed piece of metal used like a pencil or pen

operating system –n. the software that manages both hardware and other software programs in a computer system

sustainability –n. the ability to continue a behavior or activity into the future

renewable –n. something that is not used up, but continues to be available