安全;保证,担保;保护,防护;有价证券
安全的,保安的,保密的;
复数:securities
"we support the armed services in the name of national security"
同义词:certificate
"the head of security was a former policeman"
同义词:security department
"military security has been stepped up since the recent uprising"
同义词:security measures
"his pension gave him security in his old age"
同义词:protection
"the watch dog gave her a feeling of security"
同义词:security systemsecurity measure
"bankers are reluctant to lend without good security"
同义词:surety
同义词:surety
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
national security国家安全;民族安全
information security情报安全性
social security system社会保障制度
security council(联合国)安全理事会
in security安全地
food security粮食安全;食品安全;食物保障
security management安全管理
security bureau安全局;保安局
as security作为抵押品
public security bureau公安局
data security数据安全性
security policy安全策略,安全政策
computer security计算机安全
ministry of public security公安部;中国公安部
security guard保安人员