---
notion-id: d09cf88b-ef70-4b39-a287-3a951f4087bd
---
<!-- Column 1 -->
[[定位点]]

<!-- Column 2 -->
[[数量词]]

<!-- Column 3 -->
[[字符类]]

---
<!-- Column 1 -->
[[字符转义]]

<!-- Column 2 -->
[[分组构造]]

<!-- Column 3 -->
[[替换构造]]

---
[[替代]]