Usage and Nuances
The verb 扩充 (kuòchōng) means "to expand" or "to enlarge" by adding more elements or resources. It often implies increasing capacity or scope, such as expanding a product line, library collection, or infrastructure.
Common Collocations
- 扩充产品线: expand product line, used in business contexts to increase variety or offerings.
- 扩充藏书: expand book collection, common in educational or library settings.
- 扩充基础设施: expand infrastructure, often used in government or urban planning.
Register and Tone
This word is formal and commonly used in written and formal spoken Chinese, especially in business, academic, or official contexts. It is less common in casual conversation.
Avoiding Confusion
Do not confuse 扩充 with 扩大 (kuòdà), which also means "to expand" but often refers to physical size or scale rather than adding resources or content. 扩充 emphasizes supplementing or filling up to increase capacity.