Bend the front knee, keeping the back leg straight, press the right heel down on the floor.
前腿膝关节弯曲，后腿保持绷直状态，右脚后跟贴紧地面并向下压。
2
Some people press on the accelerator using the heavy part of the foot, like the heel.
有些人用脚上比较有力的部位，比如脚跟，来踩油门。
3
Coat your pet's paw with a thin layer of petroleum jelly, and press the top of the paw firmly into the concrete. Press down on the heel of the paw to get a complete print.