The idiom "go through the floor" is an idiomatic expression that is used to signify a sharp and sudden decrease or decline in something, typically used in the context of prices, values, or performance. Its origin is rooted in the idea of something figuratively falling through the floor or plummeting, much like an object falling to a lower level, representing a substantial drop or decline in a particular aspect.

“ go through the floor”的英语定义和含义

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