| 单词 | operate the brakes |
| 释义 | operate the brakes He was seated on pillows to see the road and had extended metal braces to his legs to operate the brake and accelerator (automatic). ST Before computerized control existed, operators used a lever to operate the brake system and dispatch trains. Retrieved from Wikipedia CC BY-SA 3.0 A switch was available as a spare part to fit onto the front brake master cylinder casting which would also operate the brake light. Retrieved from Wikipedia CC BY-SA 3.0 Horses were used to tow the empty wagons uphill, but they were sent downhill powered only by gravity, with a driver to operate the brakes. Retrieved from Wikipedia CC BY-SA 3.0 In the early twentieth century, train guards still had to operate the brakes by hand, from so-called brake vans. Retrieved from Wikipedia CC BY-SA 3.0 |
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