visa digital currency, Knowledge

In the downward trend, you buy lower and lower, and in the upward trend, even if you chase higher, you have a chance to solve the problem.Is the current fall called a fall?

A50 fell by more than one point, and A shares should not follow three points?I think it is understandable that if the current a50 is greatly shorted,

Being short is simply done.I think it is understandable that if the current a50 is greatly shorted,Is the current fall called a fall?