在英语写作中，`about` 可以被多种词汇替换，以增加句子的多样性和表达的丰富性。以下是一些 `about` 的替换表达：

1. concerning

2. as for

3. with reference to

4. round

5. in relation to

6. on the subject of

7. in terms of

8. with respect to

9. regarding

10. touching on

11. concerning itself with

12. occupied with

13. related to

14. about to

15. due to

16. in light of

使用这些替换词时，请确保它们与句子的上下文相符，以保持意思的准确性和连贯性。希望这些建议对你的写作有所帮助!