音标发音英式音标 [em]美式音标 [em]英式发音 美式发音 基本解释字母, (英语字母表的第13个字母), 数字, (罗马数字)1000, 公路, (英国和爱尔兰)高速公路(motorway的缩写), (服装尺寸)中号(medium的缩写)。同根派生 M, m相关词英汉例句noun(LETTER)(NUMBER)(ROAD)The M4 goes from London to Bristol. 4号高速公路连接伦敦和布里斯托尔。adjectiveM, m更多例句英英字典剑桥英英字典(LETTER) the 13th letter of the English alphabet(NUMBER) the sign used in the Roman system for the number 1,000(ROAD) (in the UK and Ireland) abbreviation for motorway written abbreviation for medium adjective(MIDDLE) : used on clothes to show that they are of medium sizeM, m剑桥字典M, m柯林斯字典