"security"是什么意思

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"security"是什么意思
"security"是什么意思

"security"是什么意思
security [si'kjuəriti]
n.安全;抵押品;证券;保证
adj.安全的;保密的;保安的

security
名词 n.
1.安全,安全感[U]
Two guards looked after the security of the property.
两个警卫看管财产的安全。
2.防备,保安;防护,防御(措施)[U][C][(+against/from)]
They tightened security during the Pre...

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security
名词 n.
1.安全,安全感[U]
Two guards looked after the security of the property.
两个警卫看管财产的安全。
2.防备,保安;防护,防御(措施)[U][C][(+against/from)]
They tightened security during the President's visit.
他们在总统访问期间加强了安全防卫。
3.保证;保障;担保(品)[U][C]
A life-insurance policy may serve as security for a loan.
人寿保险可作贷款的抵押。
4.证券,债券

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