metaphor
/ˈmetəfə(r); `mɛtəfɚ/ n[C, U]
(example of the) use of a word or phrase to indicate sth different from (though related in some way to) the literal meaning, as in `I'll make him eat his words' or `She has a heart of stone' 隐喻（如I'll make him eat his words或She has a heart of stone）
striking originality in her use of metaphor 她在运用隐喻方面的独创性. Cf 参看 simile.