| M | |
| main 
      verb 主动词  | 
 | 
| manner 
      adverb 方式副词   | |
| marginal preposition 边缘介词 | |
| mass 
      noun (non-count noun) 物质名词(不可数名词)  | |
| matrix 
      clause 母句  | |
| modal auxiliary 情态助动词 | |
| A B C D E F G H I J K L M N O P Q R S T U V W XYZ | |