Subjects have to pedal on the exercise bike and keep their heart rate up.

受试者必须踏上健身单车并保持心率。

Well, before you pedal off, let's reveal the answer to today's question.

在你骑车离开之前，让我们先揭示今天问题的答案。

Even if we tried getting everyone to press the pedal on 3-2-1-now would be challenging.

即使我们试图让每个人都倒数着 “3,2,1” 踩下踏板， 依然十分困难， 也不一定能实现。

Then he pedalled all the way to Australia!

之后，他一路蹬船前往澳！

I suddenly pressed the brake pedal hard and we were both thrown forward.

我突然用力踩紧刹车踏板，结果我俩的身体都向前冲。

And that's just pushing the accelerator pedal down on this bus.

这是把这辆巴士的油门踩下。

Hey, Squinty, the gas pedal's on the right! All right, hang on.

嘿，眯眯眼，油门在右边! 好的，等等啊。

You step on the pedal. Water squirts in your eyes.

你踩下油门踏板, 水花喷在你的眼睛里。

From the economy to health, Henry believes everybody wins when they harness the power of pedaling.

无论是经济方面还是健康方面，亨都相家骑起自行车，就都是赢家。

Pedal assist electric bikes are kind of like help you go faster in the bike lane with less effort. - Right.

踏板辅助电动自行车可以帮助你在自行车道上以更少的努力跑得更快。-对。

Meantime, Toyota, expanding its recall of vehicles whose gas pedals may be malfunctioning.

同时, 丰田, 扩召回其油门踏板可能失灵的汽车。

" Pedals apparently has an injured leg or paw that doesn't allow it to walk comfortably on all fours" . according to experts.

" 很显然，Pedals的一条腿或一熊掌受伤了，因此无法正常用四肢行走。"

They can't reach the pedals in a Ford pickup, but in a University of Richmond study they were taught to drive these ROVs -- that's rat-operated vehicles.

它们够不到福特皮卡的踏板，但在一项Richmond的研究中，它们学会了驾驶遥控操作装置，这是由老鼠操作的交通工具。

That's about how fast you can go pedaling on your bike!

那差不多就是你骑自行车的速度！

Ford said it will have a, " Level 4 vehicle in 2021, no gas pedal, no steering wheel, and the passenger will never need to take control of the vehicle in a predefined area" .

福特公司说在2021年，没有加速器、没有方向盘的第四版汽车会问世。乘客们再也不需在一个预定义好的区域内控制汽车。

A Philadelphia Craftsman even built a foot pedal fan contraption in the 1780s, which founding fathers like George Washington and Ben Franklin tried out in their own homes.

18世纪80年代，费城匠人甚至造出脚踏式风扇，华盛顿、富兰克林等开国元勋都在家试用过。

It's been made famous because there are certain stretches of the Autobahn that had no speed limit whatsoever, with millions of drivers putting the pedal to the metal for nearly a century.

它之所以出名，是因为在将近一个世纪的时间里，德国高速公路上的某些路段没有任何限速措施，上百万的司机同时都在踩油门。

The pedals down here are to move the rudder and on the ground you could move the nose wheel to steer it.

下面的踏板是用来移动方向舵的，而在地面上可以移动前轮来控制方向舵。

Turn the pedal backward a little and then step forward.

把踏板往后转一点点，再往前踩。

Imagine you enter a car with no steering wheel, no brake or accelerator pedals.

设想一下，你进入了一辆没有方向盘、刹车和油门的汽车。