• n. 馬力（功率單位）

horse,馬，power,能量。即馬的力量，后來被物理學家用來指能量單位。

horsepower (n.)

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.

1. a powerful car with a 170 horsepower engine

發動機為170馬力的大功率汽車

來自《權威詞典》

2. The worshiper thinks that the worst is the insufficient horsepower.

崇拜者認為最壞的事是馬力不足.

來自《簡明英漢詞典》

3. The engine puts out thirty horsepower.

這臺發動機可產生30馬力.

來自《簡明英漢詞典》

4. It was over 30 feet in length and had a 2500 - horsepower engine.

它的車身長30英尺,有一個2500馬力的發動機.

來自新概念英語第二冊

5. The engine has more than 4,000 horsepower.

這臺發動機馬力超過4，000。

來自辭典例句