考研

Not only did they develop such a device but by the turn of the millennium they had also managed to embed it in a worldwide system accessed by billions of people every day.(Part B. 2012. 英一)

他们不仅发明了这样一台设备，而且还在世纪之交成功地将其嵌入了一个每天都有数十亿用户访问的全球系统。