The phrase "is at the bottom of" is an idiomatic expression that is often used to describe the fundamental cause, underlying reason, or root source of a particular problem, situation, or issue. It suggests that the thing being referred to is the most basic or foundational aspect, representing the starting or ending point of something.
In this context, "is at the bottom of" implies that the true cause or origin of a problem lies deep within a complex system or situation. It implies that identifying and understanding this underlying cause is crucial for resolving the issue effectively.
The phrase can also be used to indicate that something or someone is located at the lowest point of a hierarchy, ranking, or social order. It implies a position of inferiority, insignificance, or lack of power.
Furthermore, "is at the bottom of" can be used more literally to describe the physical position of an object, where it is situated beneath or underneath other objects or in the lowest part of a container or structure.
To summarize, "is at the bottom of" is an idiomatic expression conveying the core cause or essential element of a problem, indicating a position of low rank or significance, or referring to a physical location of being underneath or at the lowest part.
