1806, from horse (n.) + power (n.); established by Watt as the power needed to lift 33,000 pounds one foot in one minute, which is actually about 1.5 times the power of a strong horse.
权威例句
1. a powerful car with a 170 horsepower engine
发动机为170马力的大功率汽车
2. The worshiper thinks that the worst is the insufficient horsepower.
崇拜者认为最坏的事是马力不足.
3. The engine puts out thirty horsepower.
这台发动机可产生30马力.
4. It was over 30 feet in length and had a 2500 - horsepower engine.