There, some 400 people share a single tap.

在那里，大约400个人共用一个水龙头。

And they're also going to be sending notifications to prompt teens, to update their privacy settings with a single tap.

他们也会发送通知来提醒青少年，点击一下更新他们的隐私设置。

And with the new direct send API, you can remove a common point of friction for your users, making it possible to really easily send messages with just a single tap from right within your app extensions.

使用新的直接发送 API，你可以帮你的用户消除一个常见的麻烦，只需要在你的应用程序扩展里点击一下就可以让发送信息变得非常简单。

Five hundred and fifty people use one single water tap and pay nine times more than what anybody else in the city could pay, simply because there is no water infrastructure and water is sold.

五百五十人使用一个水龙头，支付的费用是城市中其他人支付的九倍，仅仅是因为没有供水基础设施，而且水是卖的。