19.It means that cities are looking for ways so that stoplights can now that there's an accident right there, communicate to your self-driving Uber car, that there's an accident there and that they need to go a different direction.
这更意味着城市正在寻找一种当发生交通事故时,红绿
可以通知你乘坐自动驾驶的优步车。这里发生了一场事故,他们需要走其他的方向。
「CNN 10 学生英语 2018年1月合集」评价该例句:好评差评指正