I think you first need to understand the term before you will be able to understand the image. First you go through this forum a lot of your doubts will be solved automatically. There are many free eBook tutorials available that will teach you step by step and remember it is easy to buy at a lower level and sell higher. You should understand it first with the trading system, risk management, and management psychology, you can look it up on youtube or google, but for trading psychology, you have to be a real account to train mental and commercial psychology, in order to do this I suggest you use first mini account or mini penny. I think this is the best way for beginners in forex trading