“concentrate”是一个常用动词，也常作名词使用。以下是其主要用法总结：
| 用法类型 | 用法说明 | 例句 |
| 动词 | 集中注意力 | She concentrated on her work. |
| 动词 | 浓缩（液体等） | The juice was concentrated into a syrup. |
| 名词 | 浓缩液 | Add a few drops of the concentrate. |
| 动词短语 | concentrate on | He concentrated on improving his skills. |
| 名词短语 | a concentrate of | This is a concentrate of energy. |
使用时注意，“concentrate”作为动词时，通常接宾语；作为名词时，多用于描述浓缩产品或集中点。
