简答题\n As idioms are bound to a specific cultural group, there is no correspondence between idioms in two different languages.\n\n简答题\n Since human perception of colors is similar, the connotations of colors in languages do not differ a lot.\n\n简答题\n For the same taboo subject, euphemisms in different languages share semantic similarity.\n\n简答题\n The connotation of a number word is conventional and culturally bound.\n\n简答题\n Cultural factors such as history, literature and religion can relate to the specificity of idioms; but since natural environment is a physical factor, it bears no relevance to idioms .\n\n