Today’s startups stand on the shoulders of older technologies. Simpler technologies can reach more people.

是的，开发芯片可能比开发软件要“难”，且开发互联网软件也许会更容易，但今天的创业都站在旧技术的肩上，而简单的技术可以普及到更多的人。

youdao

The girls stood aside, talking among themselves, looking over their shoulders at rolled in the dust or clung to the hands of their older brothers or sisters.

女孩们站在一边，互相聊着，转过头看到哥哥姐姐们蜂拥而来或是偎依而行。

youdao

In the tiny bedroom they share in a ground floor flat, 13-year-old Lauren Fick is trying to finish her homework on her bed, as her two older brothers rub shoulders at the computer.

BBC: Can the gangs of Cape Town be talked out of violence?