如果因路况需要进入十字路口前必须减速，要通过后视镜观察车后方的交通状况。
If you have to slow down for the intersection, check your mirrors for traffic behind you.
电动汽车的一个主要担忧是“路程焦虑，”一个司机害怕当她的车没电的时候，她会束手无策。 EV项目将会观察人们开多远以及他们愿意在家里、在公司还是在公共场所充电。
The EV Project will observe how far people drive and whether they prefer to charge at home, at work or in other public places.
尽管在火星上显然没有降雨，但火星探测器及火星登录车均观察到在静电力作用下集结成的类似团块。
While there is obviously no rain on Mars, landers and rovers have observed similar clumps that are held together by electrostatic forces.
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