It's a sort of "smart" wheel that contains most of the mechanical parts of the car-drive train, suspension, and braking.

这是种车的“智能”轮胎具备大部分汽车的机械部分功能——驱动系统、悬置系统、制动系统。

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You can create and drive your one and only smart car. Visit the smart website to create your own stylish smart car and show it off!

您可以创建和驱动你的唯一的智能汽车。访问网站的智能创建自己的时尚智能汽车和显示它了！

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In this game you drive a fast car along the circuit trying to beat a very smart adversary.

在这个游戏中你驾驶汽车沿高速电路试图殴打一名非常聪明的对手。

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So before I fast forward and talk about driving the forthcoming Smart Fortwo Electric Drive car through the cobble-stoned streets of Brooklyn, let me remind readers that the Smart car concept was quite literally ahead of its time.

FORBES: Smart Fortwo Electric Drive Is On Time

But the 60-kilowatt electric motor and lithium-ion battery pack are coming to a Smart car near you soon, as the company introduces its first electric car the Fortwo Electric Drive for the 2013 model year.

FORBES: What The Smart Forstars Concept Car Says About The Company That Created It

While the most common advice is to shelter in place, some experts say it may sometimes be smart to do what Miller did -- get into a car and drive -- especially if you have enough warning.

CNN: A tornado's heading your way: Now what?