焦耳

例句：

1. 1. The power of the engine is measured in joules.
   发动机的功率以焦耳为单位测量。
2. 2. The weight of a kilogram is equal to 1000 joules.
   一千克的重量等于1000焦耳。
3. 3.The sun's energy is released in the form of heat and light, with each photon carrying about 6.64 x 10^-34 joules of energy.
   太阳的能量以热和光的形式释放，每个光子携带大约6.64 x 10^-34焦耳的能量。