Then I go clockwise along the insidecurve, then back along the slit.
再顺时针沿着里面的曲线走，又回到这个裂口。
2
The total amount of the work that we can get out is just given by the area inside this curve.
我们可以得出来的工作的总量只是由这条曲线里的区域给出的。
3
If it shows the entire sole of our foot with little to no curve on the inside, it means you have low arches or flat feet and tend toward over-pronation (your feet roll inward).