(informal)an imaginary mischievous sprite regarded as responsible for an unexplained problem or fault, especially a mechanical or electronic one (非正式)(被认为导致出现原因不明的机械或电子等故障或差错的)小妖精 a gremlin in my computer omitted a line. 我电脑里的小精灵使文档漏掉了一行。 ■such a problem or fault (原因不明的)故障,差错