redundancy

• 名词，表示多余、过剩的状态，常用于就业语境（裁员、失业）或系统设计语境（为保证可靠性而进行的组件重复）。

A noun referring to the state of being unnecessary or superfluous, often used in contexts of employment (being laid off) or system design (duplication of components for reliability).

1. Repetition for error reductionB2formalIT

   The intentional repetition of information or messages to minimize the chance of errors during transmission.

   冗余

   • The communication system uses redundancy to ensure data integrity.
   • Redundancy in the signal helps correct transmission errors.
   • Engineers added redundancy to the network protocol for reliability.

   同义词duplicationrepetition

2. SuperfluousnessB2formal

   The state of being unnecessary or exceeding what is needed.

   冗余

   • The report was criticized for its redundancy and lack of new information.
   • Redundancy in the workforce led to layoffs.
   • The design had a lot of redundancy, making it inefficient.

   同义词excesspleonasmprolixitysuperfluitysurplusverbosity

   反义词essentialnessindispensabilitynecessity

3. System backup designC1formaltechnical

   A design principle in electronics and engineering where duplicate components are included to provide alternatives if one component fails.

   冗余设计

   • The server farm uses redundancy to prevent downtime.
   • Redundancy in the power supply ensures continuous operation.
   • The aircraft's control system has built-in redundancy for safety.

   同义词backupduplicationredundancestandby

4. Needless repetitionB2formal

   The act of repeating something unnecessarily.

   冗余

   • His speech was full of redundancy, repeating the same points.
   • Redundancy in the instructions confused the users.
   • The editor removed redundancy to make the text clearer.

   同义词duplicationpleonasmrepetitivenesssuperfluitytautologyverbiagewordiness