security的意思

基本释义

• n 安全；保证；证券；抵押品

  things that are done to keep a person, building, or country safe from danger or crime

• adj 安全的；保安的；保密的

例句

1. The trial was held under tight security .

   这场审讯是在戒备森严的情况下进行的。

2. lax security at airline check-in desks

   登机手续柜台松懈的安全措施

3. terrorist activity that is a threat to national security

   威胁国家安全的恐怖活动

短语

• social security 社会保险，社会保障
• public security 公共安全
• security system 安全系统
• network security 网络安全；网络安全性；网络保密
• for security 为了安全

近义词

反义词

英英释义

noun 1. measures taken as a precaution against theft or espionage or sabotage etc. e.g. military security has been stepped up since the recent uprising Synonym: security measures 2. an electrical device that sets off an alarm when someone tries to break in Synonym: security system security measure 3. a guarantee that an obligation will be met Synonym: surety 4. freedom from anxiety or fear e.g. the watch dog gave her a feeling of security 5. a department responsible for the security of the institution's property and workers e.g. the head of security was a former policeman Synonym: security department 6. defense against financial failure financial independence e.g. his pension gave him security in his old age insurance provided protection against loss of wages due to illness Synonym: protection 7. property that your creditor can claim in case you default on your obligation e.g. bankers are reluctant to lend without good security Synonym: surety 8. a formal declaration that documents a fact of relevance to finance and investment the holder has a right to receive interest or dividends e.g. he held several valuable securities Synonym: certificate 9. the state of being free from danger or injury e.g. we support the armed services in the name of national security

同根词