nonmetricalWiktionary 原文英美构词拆解nonnon-前缀metricalmetrical词干non-Used in the sense of no or none, to show lack of or failure to perform; or in the sense of not, to negate the meaning of the word to which it is prefixed.词源说明From non- + metrical.释义形容词adjective1(music) Without the constraints of a metronome; not played or sung with a strict underlying rhythmic method.