intensity of physical exercise的用法和樣例：
例句
- The main task of this course is to impark the gesture, basic step methods, counter-attack skill, and combined technique and exercise.
其特點是運動量及運動強度小，教學內容豐富而簡單，以柔和緩慢，修身養性的健身項目為主。 - Due to overhigh heels, the width of big strides turns small, and the feet move quickly, and the muscle do exercise intensively.
由於鞋跟過高，走路時邁步幅度小，腳移動得快，肌肉的運動強度大，容易疲勞。
