With Apple Trade In, customers can trade in their current computer and get credit toward a new Mac. Customers can visit apple.com/shop/trade-in to see what their device is worth.
另一方面，今年机器人的表现也确实令人眼前一亮，与去年仅能完成基础动作不同，今年机器人动作的复杂度与协调性明显提升，让外界看到了机器人应用的更多可能性。，更多细节参见PDF资料
The conflict in the Middle East is driving oil prices up in a midterm year when Americans are already focused on high energy bills.。业内人士推荐电影作为进阶阅读
"It's gone to China, where it's made in a dirtier way," she told the BBC.