他们会冷静地研究图标，决定买什么，卖什么，何处兑现利润，何处止损。
They calmly study their charts and decide what to buy and sell, where to take profits, and when to cut losses.
只要严格按照图中发出的买、卖、止损信号进行操作，不要自行轻易判断价格发展趋势，就可轻松盈利。
As long as strictly in accordance with the plans issued to buy, sell, stop-loss signal to operate and not easy to determine their own price trends, we can easily profit.
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