The internal combustion engine shuts down whenever the accumulator charge is sufficient to drive the motor.
每当蓄压器的电足够开动发动机时，这个内燃发动机就会关闭。
2
We need to ensure that text devotees understand that texting is one of the most hazardous things that can be done while in charge of a motor car.
所以我们要让爱发短信的人意识到，发短信是他们开车时最危险的行为之一。
3
The giant Japanese carmaker promises to sell an "affordable" plug-in Prius in 2011 that can travel about 14 miles on a charge before a gas motor kicks in.