The word 'prolong' is a verb meaning to make something last longer or extend its duration.
这个单词'prolong'的意思是动词，表示拖延或延长某事。
| 单词 | prolong |
|---|---|
| 发音 | [prə'lɒŋ] |
| 释义 | vt. 拖延；延长 |
| 词序 | 9670 |
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