| 单词 | security |
| 释义 | security n. (pl. -ies) 1. a secure condition or feeling. 2. a thing that guards or guarantees. 3. a the safety of a State, company, etc., against espionage, theft, or other danger. b an organization for ensuring this. 4. a thing deposited or pledged as a guarantee of the fulfilment of an undertaking or the payment of a loan, to be forfeited in case of default. 5. (often in pl.) a certificate attesting credit or the ownership of stock, bonds, etc. Phrases and idioms on security of using as a guarantee. security blanket 1 an official sanction on information in the interest of security. 2. a blanket or other familiar object given as a comfort to a child. Security Council a permanent body of the United Nations seeking to maintain peace and security. security guard a person employed to protect the security of buildings, vehicles, etc. security risk a person whose presence may threaten security. Etymology: ME f. OF securit{eacute} or L securitas (as SECURE) |
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