Meaning and Usage
"作废" means "to become invalid" or "to be voided." It is commonly used in formal contexts such as documents, tickets, contracts, or official approvals that lose their legal or practical effect.
Common Contexts
You will often see "作废" used with tickets (票), contracts (合同), certificates (证书), or documents (文件) to indicate they are no longer valid or recognized.
Collocations and Patterns
- 作废票 (invalid ticket): used when a ticket is no longer usable.
- 合同作废 (contract voided): indicates a contract is no longer effective.
- 作废日期 (expiration date): the date after which something becomes invalid.
Usage Notes
"作废" is a formal term and usually appears in written or official contexts. It is not typically used for casual or everyday invalidation. Avoid confusing it with "废弃" which means to discard or abandon physically. "作废" emphasizes the loss of validity or legal effect.
Common Confusion
Do not confuse "作废" with "取消" (cancel). "取消" means to cancel an event or arrangement, while "作废" means the item itself is invalid or voided, often automatically or by rule.