The employment of idioms constitutes a ubiquitous phenomenon across the linguistic landscapes of all ethnic groups.Idioms,in their fundamental sense,represent pre-formulated"ready-to-use expressions."When an expression is quoted verbatim or adapted creatively,it may be deemed as an instance of idiom usage.Idioms are distinguished by their habitual usage,standardized patterns,verifiable origins,and succinctness.Their formation is a processive aggregate.Idioms serve as significant forms of linguistic expressions.The underlying mechanism of idiom usage involves second-order representation,while the guiding principle behind their usage is analogical thinking.