1N-VAR 英语字母表的第13个字母M is the thirteenth letter of the English alphabet. 英语字母表的第13个字母
2m is a written abbreviation for(书面缩略 =) metres or metre .
The island is only 200m wide at its narrowest point.
该岛最狭窄处仅200米宽。
3m is a written abbreviation for(书面缩略 =) the number million .
Last year exports reached $150m in value.
去年的出口额达到了1.5亿美元。
...500m tonnes of coal.
5亿吨煤
4(用于首字母为m的一些单词的书面缩写,如 minutes,married,male 和 masculine)M or m is a written abbreviation for words beginning with m, such as 'minutes', 'married', 'male', and 'masculine'. (用于首字母为m的一些单词的书面缩写,如 minutes,married,male 和 masculine)