Answer:
"My knee did not bend and the leg dropped straight from the knee to the ankle without a calf, and the machine was to bend the knee and make it move as riding a tricycle."
Step-by-step explanation:
Irony is when something is supposed to happen or the person is trained in that area and cant do it or make it happen. Basically. So in this example the knee was not bending even though the machine whole purpose was to make it bend and ride the tricycle which it did not.