“Difference”既可以作可数名词,也可以作不可数名词,具体用法取决于语境。
| 用法类型 | 是否可数 | 例句 |
| 不可数 | ❌ | There is a big difference between the two options. |
| 可数 | ✅ | There are several differences in their opinions. |
在表示“差异”这一抽象概念时,通常用不可数形式;当指具体的、多个差异时,可用可数形式。注意搭配动词和介词的使用,如“make a difference”或“point out the differences”。