Meaning and Usage
"城墙" refers specifically to the walls that surround a city or castle, historically built for defense. It is a compound of "城" (city, castle) and "墙" (wall).
Common Contexts
You will often see "城墙" mentioned in historical or cultural contexts, such as ancient cities or heritage sites. It can also appear in modern tourism contexts where people walk on or visit preserved city walls.
Collocations and Patterns
- 城墙保护 (chéngqiáng bǎohù): city walls protect; used when talking about defense or preservation.
- 城墙上 (chéngqiáng shàng): on the city walls; common when describing walking or sightseeing.
- 古城城墙 (gǔchéng chéngqiáng): ancient city walls; emphasizes historical significance.
Usage Notes
"城墙" is a concrete noun and rarely used metaphorically. It is distinct from general "墙" (wall) because it specifically implies a defensive or enclosing wall around a city or fortress. Avoid confusing it with "围墙" which can mean any enclosing wall or fence.
When using "城墙," speakers often imply historical or cultural importance, so it is common in narratives about heritage or tourism.