retrieval

名词 retrieval:

1. (computer science) the operation of accessing information from the computer's memory
2. the cognitive operation of accessing information in memory
3. the act of regaining or saving something lost (or in danger of becoming lost)
   同义词：recovery

1. Lost possessions beyond retrieval.
   无法挽回的失去物品
2. A number used in information storage or retrieval that is assigned to a specific memory location.
   存储器位置，地址，编址指定于某个特定区域内，用于信息存储或提取的数字
3. A unit of a computer that preserves data for retrieval.
   存储器存储数据以备日后查用的计算机部件
4. A word, symbol, or number used as a descriptor for retrieval of information from a collection, especially in a coordinate indexing system.
   用作描述符的一种字、符号或数，用于从某一集合中，特别是从某一配位标引系统中检索信息

re.triev.al

n.（名词）
The act or process of retrieving.
复得，收回，挽回：收回或挽回的行为或过程
Computer Science The process of accessing information from memory or other storage devices.
【计算机科学】 检索：从内存或其它存储设备中获取信息的过程
The possibility of being retrieved or restored:
挽回可能：被收回或领回的可能性：
例句：
lost possessions beyond retrieval.
无法挽回的失去物品